20205031

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4951}}^1$

素因数の和:5022

約数の個数: 16

約数和(自身を含む): 25671168

約数和(自身を除く): 5466137

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 4951, 34657, 54461, 262403, 381227, 1836821, 2886433, 20205031]

約数ペア:

[(1, 20205031), (7, 2886433), (11, 1836821), (53, 381227), (77, 262403), (371, 54461), (583, 34657), (4081, 4951)]