19988114

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8623}}^1$

素因数の和:8705

約数の個数: 16

約数和(自身を含む): 32081280

約数和(自身を除く): 12093166

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 8623, 17246, 163837, 327674, 526003, 1052006, 9994057, 19988114]

約数ペア:

[(1, 19988114), (2, 9994057), (19, 1052006), (38, 526003), (61, 327674), (122, 163837), (1159, 17246), (2318, 8623)]