18204016

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{21467}}^1$

素因数の和:21528

約数の個数: 20

約数和(自身を含む): 35937432

約数和(自身を除く): 17733416

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 21467, 42934, 85868, 171736, 343472, 1137751, 2275502, 4551004, 9102008, 18204016]

約数ペア:

[(1, 18204016), (2, 9102008), (4, 4551004), (8, 2275502), (16, 1137751), (53, 343472), (106, 171736), (212, 85868), (424, 42934), (848, 21467)]