8991902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5503}}^1$

素因数の和:5567

約数の個数: 16

約数和(自身を含む): 14530560

約数和(自身を除く): 5538658

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 5503, 11006, 104557, 209114, 236629, 473258, 4495951, 8991902]

約数ペア:

[(1, 8991902), (2, 4495951), (19, 473258), (38, 236629), (43, 209114), (86, 104557), (817, 11006), (1634, 5503)]