20145309842

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4019}}^1\times {\mathrm{21061}}^1$

素因数の和:25106

約数の個数: 32

約数和(自身を含む): 36577111680

約数和(自身を除く): 16431801838

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 4019, 8038, 21061, 28133, 42122, 56266, 68323, 136646, 147427, 294854, 358037, 478261, 716074, 956522, 2506259, 5012518, 84644159, 169288318, 592509113, 1185018226, 1438950703, 2877901406, 10072654921, 20145309842]

約数ペア:

[(1, 20145309842), (2, 10072654921), (7, 2877901406), (14, 1438950703), (17, 1185018226), (34, 592509113), (119, 169288318), (238, 84644159), (4019, 5012518), (8038, 2506259), (21061, 956522), (28133, 716074), (42122, 478261), (56266, 358037), (68323, 294854), (136646, 147427)]