31941436

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{27631}}^1$

素因数の和:27669

約数の個数: 18

約数和(自身を含む): 59381168

約数和(自身を除く): 27439732

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 27631, 55262, 110524, 469727, 939454, 1878908, 7985359, 15970718, 31941436]

約数ペア:

[(1, 31941436), (2, 15970718), (4, 7985359), (17, 1878908), (34, 939454), (68, 469727), (289, 110524), (578, 55262), (1156, 27631)]