18974001802

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 35115171840

約数和(自身を除く): 16141170038

約数列:

[1, 2, 7, 14, 47, 53, 71, 79, 94, 97, 106, 142, 158, 194, 329, 371, 497, 553, 658, 679, 742, 994, 1106, 1358, 2491, 3337, 3713, 3763, 4187, 4559, 4982, 5141, 5609, 6674, 6887, 7426, 7526, 7663, 8374, 9118, 10282, 11218, 13774, 15326, 17437, 23359, 25991, 26341, 29309, 31913, 34874, 35987, 39263, 46718, 48209, 51982, 52682, 53641, 58618, 63826, 71974, 78526, 96418, 107282, 176861, 196789, 241627, 263623, 297277, 323689, 353722, 360161, 365011, 393578, 406139, 483254, 527246, 544073, 594554, 647378, 720322, 730022, 812278, 1088146, 1238027, 1377523, 1691389, 1845361, 2080939, 2265823, 2476054, 2521127, 2555077, 2755046, 2842973, 3382778, 3690722, 3808511, 4161878, 4531646, 5042254, 5110154, 5685946, 7617022, 13972019, 17155517, 19088533, 25571431, 27944038, 28835869, 34311034, 38177066, 51142862, 57671738, 97804133, 120088619, 133619731, 179000017, 195608266, 201851083, 240177238, 267239462, 358000034, 403702166, 1355285843, 2710571686, 9487000901, 18974001802]

約数ペア:

[(1, 18974001802), (2, 9487000901), (7, 2710571686), (14, 1355285843), (47, 403702166), (53, 358000034), (71, 267239462), (79, 240177238), (94, 201851083), (97, 195608266), (106, 179000017), (142, 133619731), (158, 120088619), (194, 97804133), (329, 57671738), (371, 51142862), (497, 38177066), (553, 34311034), (658, 28835869), (679, 27944038), (742, 25571431), (994, 19088533), (1106, 17155517), (1358, 13972019), (2491, 7617022), (3337, 5685946), (3713, 5110154), (3763, 5042254), (4187, 4531646), (4559, 4161878), (4982, 3808511), (5141, 3690722), (5609, 3382778), (6674, 2842973), (6887, 2755046), (7426, 2555077), (7526, 2521127), (7663, 2476054), (8374, 2265823), (9118, 2080939), (10282, 1845361), (11218, 1691389), (13774, 1377523), (15326, 1238027), (17437, 1088146), (23359, 812278), (25991, 730022), (26341, 720322), (29309, 647378), (31913, 594554), (34874, 544073), (35987, 527246), (39263, 483254), (46718, 406139), (48209, 393578), (51982, 365011), (52682, 360161), (53641, 353722), (58618, 323689), (63826, 297277), (71974, 263623), (78526, 241627), (96418, 196789), (107282, 176861)]