20218262407

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1\times {\mathrm{877}}^1$

素因数の和:1519

約数の個数: 32

約数和(自身を含む): 23854178304

約数和(自身を除く): 3635915897

約数列:

[1, 7, 43, 191, 301, 401, 877, 1337, 2807, 6139, 8213, 17243, 37711, 57491, 76591, 120701, 167507, 263977, 351677, 536137, 1172549, 2461739, 3293413, 7202801, 15122111, 23053891, 50419607, 67170307, 105854777, 470192149, 2888323201, 20218262407]

約数ペア:

[(1, 20218262407), (7, 2888323201), (43, 470192149), (191, 105854777), (301, 67170307), (401, 50419607), (877, 23053891), (1337, 15122111), (2807, 7202801), (6139, 3293413), (8213, 2461739), (17243, 1172549), (37711, 536137), (57491, 351677), (76591, 263977), (120701, 167507)]