20717035

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 25414560

約数和(自身を除く): 4697525

約数列:

[1, 5, 73, 211, 269, 365, 1055, 1345, 15403, 19637, 56759, 77015, 98185, 283795, 4143407, 20717035]

約数ペア:

[(1, 20717035), (5, 4143407), (73, 283795), (211, 98185), (269, 77015), (365, 56759), (1055, 19637), (1345, 15403)]