20178592010

素因数分解:

$2^1\times 5^1\times {\mathrm{1867}}^1\times {\mathrm{1080803}}^1$

素因数の和:1082677

約数の個数: 16

約数和(自身を含む): 36340953696

約数和(自身を除く): 16162361686

約数列:

[1, 2, 5, 10, 1867, 3734, 9335, 18670, 1080803, 2161606, 5404015, 10808030, 2017859201, 4035718402, 10089296005, 20178592010]

約数ペア:

[(1, 20178592010), (2, 10089296005), (5, 4035718402), (10, 2017859201), (1867, 10808030), (3734, 5404015), (9335, 2161606), (18670, 1080803)]