402020108

素因数分解:

$2^2\times 7^2\times {\mathrm{2051123}}^1$

素因数の和:2051141

約数の個数: 18

約数和(自身を含む): 818398476

約数和(自身を除く): 416378368

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 2051123, 4102246, 8204492, 14357861, 28715722, 57431444, 100505027, 201010054, 402020108]

約数ペア:

[(1, 402020108), (2, 201010054), (4, 100505027), (7, 57431444), (14, 28715722), (28, 14357861), (49, 8204492), (98, 4102246), (196, 2051123)]