1993993456

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1471}}^1$

素因数の和:1532

約数の個数: 160

約数和(自身を含む): 5110784000

約数和(自身を除く): 3116790544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 112, 133, 152, 182, 196, 208, 247, 266, 304, 343, 364, 392, 494, 532, 637, 686, 728, 784, 931, 988, 1064, 1274, 1372, 1456, 1471, 1729, 1862, 1976, 2128, 2548, 2744, 2942, 3458, 3724, 3952, 4459, 5096, 5488, 5884, 6517, 6916, 7448, 8918, 10192, 10297, 11768, 12103, 13034, 13832, 14896, 17836, 19123, 20594, 23536, 24206, 26068, 27664, 27949, 35672, 38246, 41188, 48412, 52136, 55898, 71344, 72079, 76492, 82376, 84721, 96824, 104272, 111796, 133861, 144158, 152984, 164752, 169442, 193648, 195643, 223592, 267722, 288316, 305968, 338884, 363337, 391286, 447184, 504553, 535444, 576632, 677768, 726674, 782572, 937027, 1009106, 1070888, 1153264, 1355536, 1369501, 1453348, 1565144, 1874054, 2018212, 2141776, 2543359, 2739002, 2906696, 3130288, 3748108, 4036424, 5086718, 5478004, 5813392, 6559189, 7496216, 8072848, 9586507, 10173436, 10956008, 13118378, 14992432, 17803513, 19173014, 20346872, 21912016, 26236756, 35607026, 38346028, 40693744, 52473512, 71214052, 76692056, 104947024, 124624591, 142428104, 153384112, 249249182, 284856208, 498498364, 996996728, 1993993456]

約数ペア:

[(1, 1993993456), (2, 996996728), (4, 498498364), (7, 284856208), (8, 249249182), (13, 153384112), (14, 142428104), (16, 124624591), (19, 104947024), (26, 76692056), (28, 71214052), (38, 52473512), (49, 40693744), (52, 38346028), (56, 35607026), (76, 26236756), (91, 21912016), (98, 20346872), (104, 19173014), (112, 17803513), (133, 14992432), (152, 13118378), (182, 10956008), (196, 10173436), (208, 9586507), (247, 8072848), (266, 7496216), (304, 6559189), (343, 5813392), (364, 5478004), (392, 5086718), (494, 4036424), (532, 3748108), (637, 3130288), (686, 2906696), (728, 2739002), (784, 2543359), (931, 2141776), (988, 2018212), (1064, 1874054), (1274, 1565144), (1372, 1453348), (1456, 1369501), (1471, 1355536), (1729, 1153264), (1862, 1070888), (1976, 1009106), (2128, 937027), (2548, 782572), (2744, 726674), (2942, 677768), (3458, 576632), (3724, 535444), (3952, 504553), (4459, 447184), (5096, 391286), (5488, 363337), (5884, 338884), (6517, 305968), (6916, 288316), (7448, 267722), (8918, 223592), (10192, 195643), (10297, 193648), (11768, 169442), (12103, 164752), (13034, 152984), (13832, 144158), (14896, 133861), (17836, 111796), (19123, 104272), (20594, 96824), (23536, 84721), (24206, 82376), (26068, 76492), (27664, 72079), (27949, 71344), (35672, 55898), (38246, 52136), (41188, 48412)]