2011979990

素因数分解:

$2^1\times 5^1\times {\mathrm{6197}}^1\times {\mathrm{32467}}^1$

素因数の和:38671

約数の個数: 16

約数和(自身を含む): 3622259952

約数和(自身を除く): 1610279962

約数列:

[1, 2, 5, 10, 6197, 12394, 30985, 32467, 61970, 64934, 162335, 324670, 201197999, 402395998, 1005989995, 2011979990]

約数ペア:

[(1, 2011979990), (2, 1005989995), (5, 402395998), (10, 201197999), (6197, 324670), (12394, 162335), (30985, 64934), (32467, 61970)]