2187812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2617}}^1$

素因数の和:2651

約数の個数: 24

約数和(自身を含む): 4398240

約数和(自身を除く): 2210428

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 2617, 5234, 10468, 28787, 49723, 57574, 99446, 115148, 198892, 546953, 1093906, 2187812]

約数ペア:

[(1, 2187812), (2, 1093906), (4, 546953), (11, 198892), (19, 115148), (22, 99446), (38, 57574), (44, 49723), (76, 28787), (209, 10468), (418, 5234), (836, 2617)]