200920432

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{30703}}^1$

素因数の和:31120

約数の個数: 20

約数和(自身を含む): 390247840

約数和(自身を除く): 189327408

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 30703, 61406, 122812, 245624, 491248, 12557527, 25115054, 50230108, 100460216, 200920432]

約数ペア:

[(1, 200920432), (2, 100460216), (4, 50230108), (8, 25115054), (16, 12557527), (409, 491248), (818, 245624), (1636, 122812), (3272, 61406), (6544, 30703)]