20971605564

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{29231}}^1$

素因数の和:29337

約数の個数: 192

約数和(自身を含む): 67836948480

約数和(自身を除く): 46865342916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 73, 78, 84, 91, 108, 117, 126, 146, 156, 182, 189, 219, 234, 252, 273, 292, 351, 364, 378, 438, 468, 511, 546, 657, 702, 756, 819, 876, 949, 1022, 1092, 1314, 1404, 1533, 1638, 1898, 1971, 2044, 2457, 2628, 2847, 3066, 3276, 3796, 3942, 4599, 4914, 5694, 6132, 6643, 7884, 8541, 9198, 9828, 11388, 13286, 13797, 17082, 18396, 19929, 25623, 26572, 27594, 29231, 34164, 39858, 51246, 55188, 58462, 59787, 79716, 87693, 102492, 116924, 119574, 175386, 179361, 204617, 239148, 263079, 350772, 358722, 380003, 409234, 526158, 613851, 717444, 760006, 789237, 818468, 1052316, 1140009, 1227702, 1520012, 1578474, 1841553, 2133863, 2280018, 2455404, 2660021, 3156948, 3420027, 3683106, 4267726, 4560036, 5320042, 5524659, 6401589, 6840054, 7366212, 7980063, 8535452, 10260081, 10640084, 11049318, 12803178, 13680108, 14937041, 15960126, 19204767, 20520162, 22098636, 23940189, 25606356, 27740219, 29874082, 31920252, 38409534, 41040324, 44811123, 47880378, 55480438, 57614301, 59748164, 71820567, 76819068, 83220657, 89622246, 95760756, 110960876, 115228602, 134433369, 143641134, 166441314, 179244492, 194181533, 230457204, 249661971, 268866738, 287282268, 332882628, 388363066, 403300107, 499323942, 537733476, 582544599, 748985913, 776726132, 806600214, 998647884, 1165089198, 1497971826, 1613200428, 1747633797, 2330178396, 2995943652, 3495267594, 5242901391, 6990535188, 10485802782, 20971605564]

約数ペア:

[(1, 20971605564), (2, 10485802782), (3, 6990535188), (4, 5242901391), (6, 3495267594), (7, 2995943652), (9, 2330178396), (12, 1747633797), (13, 1613200428), (14, 1497971826), (18, 1165089198), (21, 998647884), (26, 806600214), (27, 776726132), (28, 748985913), (36, 582544599), (39, 537733476), (42, 499323942), (52, 403300107), (54, 388363066), (63, 332882628), (73, 287282268), (78, 268866738), (84, 249661971), (91, 230457204), (108, 194181533), (117, 179244492), (126, 166441314), (146, 143641134), (156, 134433369), (182, 115228602), (189, 110960876), (219, 95760756), (234, 89622246), (252, 83220657), (273, 76819068), (292, 71820567), (351, 59748164), (364, 57614301), (378, 55480438), (438, 47880378), (468, 44811123), (511, 41040324), (546, 38409534), (657, 31920252), (702, 29874082), (756, 27740219), (819, 25606356), (876, 23940189), (949, 22098636), (1022, 20520162), (1092, 19204767), (1314, 15960126), (1404, 14937041), (1533, 13680108), (1638, 12803178), (1898, 11049318), (1971, 10640084), (2044, 10260081), (2457, 8535452), (2628, 7980063), (2847, 7366212), (3066, 6840054), (3276, 6401589), (3796, 5524659), (3942, 5320042), (4599, 4560036), (4914, 4267726), (5694, 3683106), (6132, 3420027), (6643, 3156948), (7884, 2660021), (8541, 2455404), (9198, 2280018), (9828, 2133863), (11388, 1841553), (13286, 1578474), (13797, 1520012), (17082, 1227702), (18396, 1140009), (19929, 1052316), (25623, 818468), (26572, 789237), (27594, 760006), (29231, 717444), (34164, 613851), (39858, 526158), (51246, 409234), (55188, 380003), (58462, 358722), (59787, 350772), (79716, 263079), (87693, 239148), (102492, 204617), (116924, 179361), (119574, 175386)]