31578196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{7687}}^1$

素因数の和:7783

約数の個数: 24

約数和(自身を含む): 60273920

約数和(自身を除く): 28695724

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 7687, 15374, 30748, 99931, 199862, 399724, 607273, 1214546, 2429092, 7894549, 15789098, 31578196]

約数ペア:

[(1, 31578196), (2, 15789098), (4, 7894549), (13, 2429092), (26, 1214546), (52, 607273), (79, 399724), (158, 199862), (316, 99931), (1027, 30748), (2054, 15374), (4108, 7687)]