18430288

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{8287}}^1$

素因数の和:8434

約数の個数: 20

約数和(自身を含む): 35969920

約数和(自身を除く): 17539632

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 8287, 16574, 33148, 66296, 132592, 1151893, 2303786, 4607572, 9215144, 18430288]

約数ペア:

[(1, 18430288), (2, 9215144), (4, 4607572), (8, 2303786), (16, 1151893), (139, 132592), (278, 66296), (556, 33148), (1112, 16574), (2224, 8287)]