18401072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67651}}^1$

素因数の和:67676

約数の個数: 20

約数和(自身を含む): 37749816

約数和(自身を除く): 19348744

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67651, 135302, 270604, 541208, 1082416, 1150067, 2300134, 4600268, 9200536, 18401072]

約数ペア:

[(1, 18401072), (2, 9200536), (4, 4600268), (8, 2300134), (16, 1150067), (17, 1082416), (34, 541208), (68, 270604), (136, 135302), (272, 67651)]