20958774

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{49199}}^1$

素因数の和:49275

約数の個数: 16

約数和(自身を含む): 42508800

約数和(自身を除く): 21550026

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 49199, 98398, 147597, 295194, 3493129, 6986258, 10479387, 20958774]

約数ペア:

[(1, 20958774), (2, 10479387), (3, 6986258), (6, 3493129), (71, 295194), (142, 147597), (213, 98398), (426, 49199)]