20737105

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1117}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 25758720

約数和(自身を除く): 5021615

約数列:

[1, 5, 47, 79, 235, 395, 1117, 3713, 5585, 18565, 52499, 88243, 262495, 441215, 4147421, 20737105]

約数ペア:

[(1, 20737105), (5, 4147421), (47, 441215), (79, 262495), (235, 88243), (395, 52499), (1117, 18565), (3713, 5585)]