20217766

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{5527}}^1$

素因数の和:5619

約数の個数: 16

約数和(自身を含む): 31841280

約数和(自身を除く): 11623514

約数列:

[1, 2, 31, 59, 62, 118, 1829, 3658, 5527, 11054, 171337, 326093, 342674, 652186, 10108883, 20217766]

約数ペア:

[(1, 20217766), (2, 10108883), (31, 652186), (59, 342674), (62, 326093), (118, 171337), (1829, 11054), (3658, 5527)]