18743824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:679

約数の個数: 40

約数和(自身を含む): 39863520

約数和(自身を除く): 21119696

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 281, 379, 562, 758, 1124, 1516, 2248, 3032, 3091, 4169, 4496, 6064, 6182, 8338, 12364, 16676, 24728, 33352, 49456, 66704, 106499, 212998, 425996, 851992, 1171489, 1703984, 2342978, 4685956, 9371912, 18743824]

約数ペア:

[(1, 18743824), (2, 9371912), (4, 4685956), (8, 2342978), (11, 1703984), (16, 1171489), (22, 851992), (44, 425996), (88, 212998), (176, 106499), (281, 66704), (379, 49456), (562, 33352), (758, 24728), (1124, 16676), (1516, 12364), (2248, 8338), (3032, 6182), (3091, 6064), (4169, 4496)]