20123486620

素因数分解:

$2^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{1743803}}^1$

素因数の和:1744389

約数の個数: 24

約数和(自身を含む): 42332585904

約数和(自身を除く): 22209099284

約数列:

[1, 2, 4, 5, 10, 20, 577, 1154, 2308, 2885, 5770, 11540, 1743803, 3487606, 6975212, 8719015, 17438030, 34876060, 1006174331, 2012348662, 4024697324, 5030871655, 10061743310, 20123486620]

約数ペア:

[(1, 20123486620), (2, 10061743310), (4, 5030871655), (5, 4024697324), (10, 2012348662), (20, 1006174331), (577, 34876060), (1154, 17438030), (2308, 8719015), (2885, 6975212), (5770, 3487606), (11540, 1743803)]