20112621256

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{56039}}^1$

素因数の和:56111

約数の個数: 128

約数和(自身を含む): 50839488000

約数和(自身を除く): 30726866744

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 29, 34, 52, 56, 58, 68, 91, 104, 116, 119, 136, 182, 203, 221, 232, 238, 364, 377, 406, 442, 476, 493, 728, 754, 812, 884, 952, 986, 1508, 1547, 1624, 1768, 1972, 2639, 3016, 3094, 3451, 3944, 5278, 6188, 6409, 6902, 10556, 12376, 12818, 13804, 21112, 25636, 27608, 44863, 51272, 56039, 89726, 112078, 179452, 224156, 358904, 392273, 448312, 728507, 784546, 952663, 1457014, 1569092, 1625131, 1905326, 2914028, 3138184, 3250262, 3810652, 5099549, 5828056, 6500524, 6668641, 7621304, 10199098, 11375917, 12384619, 13001048, 13337282, 20398196, 21126703, 22751834, 24769238, 26674564, 27627227, 40796392, 42253406, 45503668, 49538476, 53349128, 55254454, 84506812, 86692333, 91007336, 99076952, 110508908, 147886921, 169013624, 173384666, 193390589, 221017816, 295773842, 346769332, 359153951, 386781178, 591547684, 693538664, 718307902, 773562356, 1183095368, 1436615804, 1547124712, 2514077657, 2873231608, 5028155314, 10056310628, 20112621256]

約数ペア:

[(1, 20112621256), (2, 10056310628), (4, 5028155314), (7, 2873231608), (8, 2514077657), (13, 1547124712), (14, 1436615804), (17, 1183095368), (26, 773562356), (28, 718307902), (29, 693538664), (34, 591547684), (52, 386781178), (56, 359153951), (58, 346769332), (68, 295773842), (91, 221017816), (104, 193390589), (116, 173384666), (119, 169013624), (136, 147886921), (182, 110508908), (203, 99076952), (221, 91007336), (232, 86692333), (238, 84506812), (364, 55254454), (377, 53349128), (406, 49538476), (442, 45503668), (476, 42253406), (493, 40796392), (728, 27627227), (754, 26674564), (812, 24769238), (884, 22751834), (952, 21126703), (986, 20398196), (1508, 13337282), (1547, 13001048), (1624, 12384619), (1768, 11375917), (1972, 10199098), (2639, 7621304), (3016, 6668641), (3094, 6500524), (3451, 5828056), (3944, 5099549), (5278, 3810652), (6188, 3250262), (6409, 3138184), (6902, 2914028), (10556, 1905326), (12376, 1625131), (12818, 1569092), (13804, 1457014), (21112, 952663), (25636, 784546), (27608, 728507), (44863, 448312), (51272, 392273), (56039, 358904), (89726, 224156), (112078, 179452)]