18903056

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1719

約数の個数: 40

約数和(自身を含む): 39473664

約数和(自身を除く): 20570608

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 1657, 2852, 3314, 5704, 6628, 11408, 13256, 26512, 38111, 51367, 76222, 102734, 152444, 205468, 304888, 410936, 609776, 821872, 1181441, 2362882, 4725764, 9451528, 18903056]

約数ペア:

[(1, 18903056), (2, 9451528), (4, 4725764), (8, 2362882), (16, 1181441), (23, 821872), (31, 609776), (46, 410936), (62, 304888), (92, 205468), (124, 152444), (184, 102734), (248, 76222), (368, 51367), (496, 38111), (713, 26512), (1426, 13256), (1657, 11408), (2852, 6628), (3314, 5704)]