18714608

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{941}}^1$

素因数の和:1073

約数の個数: 40

約数和(自身を含む): 39948336

約数和(自身を除く): 21233728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 113, 176, 226, 452, 904, 941, 1243, 1808, 1882, 2486, 3764, 4972, 7528, 9944, 10351, 15056, 19888, 20702, 41404, 82808, 106333, 165616, 212666, 425332, 850664, 1169663, 1701328, 2339326, 4678652, 9357304, 18714608]

約数ペア:

[(1, 18714608), (2, 9357304), (4, 4678652), (8, 2339326), (11, 1701328), (16, 1169663), (22, 850664), (44, 425332), (88, 212666), (113, 165616), (176, 106333), (226, 82808), (452, 41404), (904, 20702), (941, 19888), (1243, 15056), (1808, 10351), (1882, 9944), (2486, 7528), (3764, 4972)]