18430864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37159}}^1$

素因数の和:37198

約数の個数: 20

約数和(自身を含む): 36862720

約数和(自身を除く): 18431856

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 37159, 74318, 148636, 297272, 594544, 1151929, 2303858, 4607716, 9215432, 18430864]

約数ペア:

[(1, 18430864), (2, 9215432), (4, 4607716), (8, 2303858), (16, 1151929), (31, 594544), (62, 297272), (124, 148636), (248, 74318), (496, 37159)]