20118530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5573}}^1$

素因数の和:5618

約数の個数: 24

約数和(自身を含む): 38226492

約数和(自身を除く): 18107962

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 5573, 11146, 27865, 55730, 105887, 211774, 529435, 1058870, 2011853, 4023706, 10059265, 20118530]

約数ペア:

[(1, 20118530), (2, 10059265), (5, 4023706), (10, 2011853), (19, 1058870), (38, 529435), (95, 211774), (190, 105887), (361, 55730), (722, 27865), (1805, 11146), (3610, 5573)]