51918620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199687}}^1$

素因数の和:199709

約数の個数: 24

約数和(自身を含む): 117416544

約数和(自身を除く): 65497924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 199687, 399374, 798748, 998435, 1996870, 2595931, 3993740, 5191862, 10383724, 12979655, 25959310, 51918620]

約数ペア:

[(1, 51918620), (2, 25959310), (4, 12979655), (5, 10383724), (10, 5191862), (13, 3993740), (20, 2595931), (26, 1996870), (52, 998435), (65, 798748), (130, 399374), (260, 199687)]