20525605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4597}}^1$

素因数の和:4668

約数の個数: 16

約数和(自身を含む): 26484480

約数和(自身を除く): 5958875

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 4597, 22985, 87343, 216059, 436715, 1080295, 4105121, 20525605]

約数ペア:

[(1, 20525605), (5, 4105121), (19, 1080295), (47, 436715), (95, 216059), (235, 87343), (893, 22985), (4465, 4597)]