19852492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23747}}^1$

素因数の和:23781

約数の個数: 24

約数和(自身を含む): 39896640

約数和(自身を除く): 20044148

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 23747, 47494, 94988, 261217, 451193, 522434, 902386, 1044868, 1804772, 4963123, 9926246, 19852492]

約数ペア:

[(1, 19852492), (2, 9926246), (4, 4963123), (11, 1804772), (19, 1044868), (22, 902386), (38, 522434), (44, 451193), (76, 261217), (209, 94988), (418, 47494), (836, 23747)]