20139836816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{318749}}^1$

素因数の和:319127

約数の個数: 40

約数和(自身を含む): 42687000000

約数和(自身を除く): 22547163184

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 359, 718, 1436, 2872, 3949, 5744, 7898, 15796, 31592, 63184, 318749, 637498, 1274996, 2549992, 3506239, 5099984, 7012478, 14024956, 28049912, 56099824, 114430891, 228861782, 457723564, 915447128, 1258739801, 1830894256, 2517479602, 5034959204, 10069918408, 20139836816]

約数ペア:

[(1, 20139836816), (2, 10069918408), (4, 5034959204), (8, 2517479602), (11, 1830894256), (16, 1258739801), (22, 915447128), (44, 457723564), (88, 228861782), (176, 114430891), (359, 56099824), (718, 28049912), (1436, 14024956), (2872, 7012478), (3949, 5099984), (5744, 3506239), (7898, 2549992), (15796, 1274996), (31592, 637498), (63184, 318749)]