20568020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93491}}^1$

素因数の和:93511

約数の個数: 24

約数和(自身を含む): 47119968

約数和(自身を除く): 26551948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93491, 186982, 373964, 467455, 934910, 1028401, 1869820, 2056802, 4113604, 5142005, 10284010, 20568020]

約数ペア:

[(1, 20568020), (2, 10284010), (4, 5142005), (5, 4113604), (10, 2056802), (11, 1869820), (20, 1028401), (22, 934910), (44, 467455), (55, 373964), (110, 186982), (220, 93491)]