20170390864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96973033}}^1$

素因数の和:96973054

約数の個数: 20

約数和(自身を含む): 42086296756

約数和(自身を除く): 21915905892

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96973033, 193946066, 387892132, 775784264, 1260649429, 1551568528, 2521298858, 5042597716, 10085195432, 20170390864]

約数ペア:

[(1, 20170390864), (2, 10085195432), (4, 5042597716), (8, 2521298858), (13, 1551568528), (16, 1260649429), (26, 775784264), (52, 387892132), (104, 193946066), (208, 96973033)]