20758894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8971}}^1$

素因数の和:9075

約数の個数: 16

約数和(自身を含む): 33914160

約数和(自身を除く): 13155266

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 8971, 17942, 116623, 233246, 798419, 1596838, 10379447, 20758894]

約数ペア:

[(1, 20758894), (2, 10379447), (13, 1596838), (26, 798419), (89, 233246), (178, 116623), (1157, 17942), (2314, 8971)]