18868646

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{1123}}^1$

素因数の和:1427

約数の個数: 16

約数和(自身を含む): 29349888

約数和(自身を除く): 10481242

約数列:

[1, 2, 31, 62, 271, 542, 1123, 2246, 8401, 16802, 34813, 69626, 304333, 608666, 9434323, 18868646]

約数ペア:

[(1, 18868646), (2, 9434323), (31, 608666), (62, 304333), (271, 69626), (542, 34813), (1123, 16802), (2246, 8401)]