2011201910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{147557}}^1$

素因数の和:147640

約数の個数: 32

約数和(自身を含む): 3824703360

約数和(自身を除く): 1813501450

約数列:

[1, 2, 5, 10, 29, 47, 58, 94, 145, 235, 290, 470, 1363, 2726, 6815, 13630, 147557, 295114, 737785, 1475570, 4279153, 6935179, 8558306, 13870358, 21395765, 34675895, 42791530, 69351790, 201120191, 402240382, 1005600955, 2011201910]

約数ペア:

[(1, 2011201910), (2, 1005600955), (5, 402240382), (10, 201120191), (29, 69351790), (47, 42791530), (58, 34675895), (94, 21395765), (145, 13870358), (235, 8558306), (290, 6935179), (470, 4279153), (1363, 1475570), (2726, 737785), (6815, 295114), (13630, 147557)]