9930416

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{20021}}^1$

素因数の和:20060

約数の個数: 20

約数和(自身を含む): 19861824

約数和(自身を除く): 9931408

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 20021, 40042, 80084, 160168, 320336, 620651, 1241302, 2482604, 4965208, 9930416]

約数ペア:

[(1, 9930416), (2, 4965208), (4, 2482604), (8, 1241302), (16, 620651), (31, 320336), (62, 160168), (124, 80084), (248, 40042), (496, 20021)]