20588590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9851}}^1$

素因数の和:9888

約数の個数: 32

約数和(自身を含む): 42560640

約数和(自身を除く): 21972050

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 9851, 19702, 49255, 98510, 108361, 187169, 216722, 374338, 541805, 935845, 1083610, 1871690, 2058859, 4117718, 10294295, 20588590]

約数ペア:

[(1, 20588590), (2, 10294295), (5, 4117718), (10, 2058859), (11, 1871690), (19, 1083610), (22, 935845), (38, 541805), (55, 374338), (95, 216722), (110, 187169), (190, 108361), (209, 98510), (418, 49255), (1045, 19702), (2090, 9851)]