1900643992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1\times {\mathrm{1367}}^1$

素因数の和:1876

約数の個数: 64

約数和(自身を含む): 3981700800

約数和(自身を除く): 2081056808

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 461, 754, 922, 1367, 1508, 1844, 2734, 3016, 3688, 5468, 5993, 10936, 11986, 13369, 17771, 23972, 26738, 35542, 39643, 47944, 53476, 71084, 79286, 106952, 142168, 158572, 173797, 317144, 347594, 515359, 630187, 695188, 1030718, 1260374, 1390376, 2061436, 2520748, 4122872, 5041496, 8192431, 16384862, 18275423, 32769724, 36550846, 65539448, 73101692, 146203384, 237580499, 475160998, 950321996, 1900643992]

約数ペア:

[(1, 1900643992), (2, 950321996), (4, 475160998), (8, 237580499), (13, 146203384), (26, 73101692), (29, 65539448), (52, 36550846), (58, 32769724), (104, 18275423), (116, 16384862), (232, 8192431), (377, 5041496), (461, 4122872), (754, 2520748), (922, 2061436), (1367, 1390376), (1508, 1260374), (1844, 1030718), (2734, 695188), (3016, 630187), (3688, 515359), (5468, 347594), (5993, 317144), (10936, 173797), (11986, 158572), (13369, 142168), (17771, 106952), (23972, 79286), (26738, 71084), (35542, 53476), (39643, 47944)]