20523490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3359}}^1$

素因数の和:3426

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 20119070

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 3359, 6110, 6718, 16795, 33590, 43667, 87334, 157873, 218335, 315746, 436670, 789365, 1578730, 2052349, 4104698, 10261745, 20523490]

約数ペア:

[(1, 20523490), (2, 10261745), (5, 4104698), (10, 2052349), (13, 1578730), (26, 789365), (47, 436670), (65, 315746), (94, 218335), (130, 157873), (235, 87334), (470, 43667), (611, 33590), (1222, 16795), (3055, 6718), (3359, 6110)]