20199103771

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1201}}^1\times {\mathrm{218423}}^1$

素因数の和:219642

約数の個数: 16

約数和(自身を含む): 25204382208

約数和(自身を除く): 5005278437

約数列:

[1, 7, 11, 77, 1201, 8407, 13211, 92477, 218423, 1528961, 2402653, 16818571, 262326023, 1836282161, 2885586253, 20199103771]

約数ペア:

[(1, 20199103771), (7, 2885586253), (11, 1836282161), (77, 262326023), (1201, 16818571), (8407, 2402653), (13211, 1528961), (92477, 218423)]