20185562541

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1\times {\mathrm{4229}}^1$

素因数の和:4665

約数の個数: 32

約数和(自身を含む): 27837596160

約数和(自身を除く): 7652033619

約数列:

[1, 3, 43, 129, 163, 227, 489, 681, 4229, 7009, 9761, 12687, 21027, 29283, 37001, 111003, 181847, 545541, 689327, 959983, 1591043, 2067981, 2879949, 4773129, 29641061, 41279269, 88923183, 123837807, 156477229, 469431687, 6728520847, 20185562541]

約数ペア:

[(1, 20185562541), (3, 6728520847), (43, 469431687), (129, 156477229), (163, 123837807), (227, 88923183), (489, 41279269), (681, 29641061), (4229, 4773129), (7009, 2879949), (9761, 2067981), (12687, 1591043), (21027, 959983), (29283, 689327), (37001, 545541), (111003, 181847)]