19962607

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{739}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 24295680

約数和(自身を除く): 4333073

約数列:

[1, 7, 17, 119, 227, 739, 1589, 3859, 5173, 12563, 27013, 87941, 167753, 1174271, 2851801, 19962607]

約数ペア:

[(1, 19962607), (7, 2851801), (17, 1174271), (119, 167753), (227, 87941), (739, 27013), (1589, 12563), (3859, 5173)]