20173039024

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1889}}^1\times {\mathrm{35129}}^1$

素因数の和:37045

約数の個数: 40

約数和(自身を含む): 41165334000

約数和(自身を除く): 20992294976

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1889, 3778, 7556, 15112, 30224, 35129, 35891, 70258, 71782, 140516, 143564, 281032, 287128, 562064, 574256, 667451, 1334902, 2669804, 5339608, 10679216, 66358681, 132717362, 265434724, 530869448, 1061738896, 1260814939, 2521629878, 5043259756, 10086519512, 20173039024]

約数ペア:

[(1, 20173039024), (2, 10086519512), (4, 5043259756), (8, 2521629878), (16, 1260814939), (19, 1061738896), (38, 530869448), (76, 265434724), (152, 132717362), (304, 66358681), (1889, 10679216), (3778, 5339608), (7556, 2669804), (15112, 1334902), (30224, 667451), (35129, 574256), (35891, 562064), (70258, 287128), (71782, 281032), (140516, 143564)]