1898165766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{1979}}^1$

素因数の和:2589

約数の個数: 64

約数和(自身を含む): 4454714880

約数和(自身を除く): 2556549114

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 557, 574, 861, 1114, 1671, 1722, 1979, 3342, 3899, 3958, 5937, 7798, 11697, 11874, 13853, 22837, 23394, 27706, 41559, 45674, 68511, 81139, 83118, 137022, 159859, 162278, 243417, 319718, 479577, 486834, 567973, 959154, 1102303, 1135946, 1703919, 2204606, 3306909, 3407838, 6613818, 7716121, 15432242, 23148363, 45194423, 46296726, 90388846, 135583269, 271166538, 316360961, 632721922, 949082883, 1898165766]

約数ペア:

[(1, 1898165766), (2, 949082883), (3, 632721922), (6, 316360961), (7, 271166538), (14, 135583269), (21, 90388846), (41, 46296726), (42, 45194423), (82, 23148363), (123, 15432242), (246, 7716121), (287, 6613818), (557, 3407838), (574, 3306909), (861, 2204606), (1114, 1703919), (1671, 1135946), (1722, 1102303), (1979, 959154), (3342, 567973), (3899, 486834), (3958, 479577), (5937, 319718), (7798, 243417), (11697, 162278), (11874, 159859), (13853, 137022), (22837, 83118), (23394, 81139), (27706, 68511), (41559, 45674)]