19271305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1231}}^1$

素因数の和:1368

約数の個数: 16

約数和(自身を含む): 24127488

約数和(自身を除く): 4856183

約数列:

[1, 5, 31, 101, 155, 505, 1231, 3131, 6155, 15655, 38161, 124331, 190805, 621655, 3854261, 19271305]

約数ペア:

[(1, 19271305), (5, 3854261), (31, 621655), (101, 190805), (155, 124331), (505, 38161), (1231, 15655), (3131, 6155)]