20165754944

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:824

約数の個数: 112

約数和(自身を含む): 41973252096

約数和(自身を除く): 21807497152

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 163, 248, 254, 326, 491, 496, 508, 652, 982, 992, 1016, 1304, 1964, 1984, 2032, 2608, 3928, 3937, 4064, 5053, 5216, 7856, 7874, 8128, 10106, 10432, 15221, 15712, 15748, 20212, 20701, 30442, 31424, 31496, 40424, 41402, 60884, 62357, 62992, 80033, 80848, 82804, 121768, 124714, 125984, 160066, 161696, 165608, 243536, 249428, 251968, 320132, 323392, 331216, 487072, 498856, 640264, 641731, 662432, 974144, 997712, 1280528, 1283462, 1324864, 1933067, 1995424, 2481023, 2561056, 2566924, 3866134, 3990848, 4962046, 5122112, 5133848, 7732268, 9924092, 10164191, 10267696, 15464536, 19848184, 20328382, 20535392, 30929072, 39696368, 40656764, 41070784, 61858144, 79392736, 81313528, 123716288, 158785472, 162627056, 315089921, 325254112, 630179842, 650508224, 1260359684, 2520719368, 5041438736, 10082877472, 20165754944]

約数ペア:

[(1, 20165754944), (2, 10082877472), (4, 5041438736), (8, 2520719368), (16, 1260359684), (31, 650508224), (32, 630179842), (62, 325254112), (64, 315089921), (124, 162627056), (127, 158785472), (163, 123716288), (248, 81313528), (254, 79392736), (326, 61858144), (491, 41070784), (496, 40656764), (508, 39696368), (652, 30929072), (982, 20535392), (992, 20328382), (1016, 19848184), (1304, 15464536), (1964, 10267696), (1984, 10164191), (2032, 9924092), (2608, 7732268), (3928, 5133848), (3937, 5122112), (4064, 4962046), (5053, 3990848), (5216, 3866134), (7856, 2566924), (7874, 2561056), (8128, 2481023), (10106, 1995424), (10432, 1933067), (15221, 1324864), (15712, 1283462), (15748, 1280528), (20212, 997712), (20701, 974144), (30442, 662432), (31424, 641731), (31496, 640264), (40424, 498856), (41402, 487072), (60884, 331216), (62357, 323392), (62992, 320132), (80033, 251968), (80848, 249428), (82804, 243536), (121768, 165608), (124714, 161696), (125984, 160066)]