19695866

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4157}}^1$

素因数の和:4285

約数の個数: 16

約数和(自身を含む): 31135104

約数和(自身を除く): 11439238

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4157, 4738, 8314, 95611, 191222, 428171, 856342, 9847933, 19695866]

約数ペア:

[(1, 19695866), (2, 9847933), (23, 856342), (46, 428171), (103, 191222), (206, 95611), (2369, 8314), (4157, 4738)]