20408851488

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1\times {\mathrm{8353}}^1$

素因数の和:9218

約数の個数: 96

約数和(自身を含む): 55375391232

約数和(自身を除く): 34966539744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 821, 992, 1488, 1642, 2463, 2976, 3284, 4926, 6568, 8353, 9852, 13136, 16706, 19704, 25059, 25451, 26272, 33412, 39408, 50118, 50902, 66824, 76353, 78816, 100236, 101804, 133648, 152706, 200472, 203608, 258943, 267296, 305412, 400944, 407216, 517886, 610824, 776829, 801888, 814432, 1035772, 1221648, 1553658, 2071544, 2443296, 3107316, 4143088, 6214632, 6857813, 8286176, 12429264, 13715626, 20573439, 24858528, 27431252, 41146878, 54862504, 82293756, 109725008, 164587512, 212592203, 219450016, 329175024, 425184406, 637776609, 658350048, 850368812, 1275553218, 1700737624, 2551106436, 3401475248, 5102212872, 6802950496, 10204425744, 20408851488]

約数ペア:

[(1, 20408851488), (2, 10204425744), (3, 6802950496), (4, 5102212872), (6, 3401475248), (8, 2551106436), (12, 1700737624), (16, 1275553218), (24, 850368812), (31, 658350048), (32, 637776609), (48, 425184406), (62, 329175024), (93, 219450016), (96, 212592203), (124, 164587512), (186, 109725008), (248, 82293756), (372, 54862504), (496, 41146878), (744, 27431252), (821, 24858528), (992, 20573439), (1488, 13715626), (1642, 12429264), (2463, 8286176), (2976, 6857813), (3284, 6214632), (4926, 4143088), (6568, 3107316), (8353, 2443296), (9852, 2071544), (13136, 1553658), (16706, 1221648), (19704, 1035772), (25059, 814432), (25451, 801888), (26272, 776829), (33412, 610824), (39408, 517886), (50118, 407216), (50902, 400944), (66824, 305412), (76353, 267296), (78816, 258943), (100236, 203608), (101804, 200472), (133648, 152706)]