2011201911

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{63793}}^1$

素因数の和:63943

約数の個数: 24

約数和(自身を含む): 3025366656

約数和(自身を除く): 1014164745

約数列:

[1, 3, 9, 31, 93, 113, 279, 339, 1017, 3503, 10509, 31527, 63793, 191379, 574137, 1977583, 5932749, 7208609, 17798247, 21625827, 64877481, 223466879, 670400637, 2011201911]

約数ペア:

[(1, 2011201911), (3, 670400637), (9, 223466879), (31, 64877481), (93, 21625827), (113, 17798247), (279, 7208609), (339, 5932749), (1017, 1977583), (3503, 574137), (10509, 191379), (31527, 63793)]