201964153990

素因数分解:

$2^1\times 5^1\times {\mathrm{1889}}^1\times {\mathrm{10691591}}^1$

素因数の和:10693487

約数の個数: 16

約数和(自身を含む): 363727959840

約数和(自身を除く): 161763805850

約数列:

[1, 2, 5, 10, 1889, 3778, 9445, 18890, 10691591, 21383182, 53457955, 106915910, 20196415399, 40392830798, 100982076995, 201964153990]

約数ペア:

[(1, 201964153990), (2, 100982076995), (5, 40392830798), (10, 20196415399), (1889, 106915910), (3778, 53457955), (9445, 21383182), (18890, 10691591)]