20911413602

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{470999}}^1$

素因数の和:471361

約数の個数: 16

約数和(自身を含む): 31877280000

約数和(自身を除く): 10965866398

約数列:

[1, 2, 79, 158, 281, 562, 22199, 44398, 470999, 941998, 37208921, 74417842, 132350719, 264701438, 10455706801, 20911413602]

約数ペア:

[(1, 20911413602), (2, 10455706801), (79, 264701438), (158, 132350719), (281, 74417842), (562, 37208921), (22199, 941998), (44398, 470999)]