20217997796

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2943797}}^1$

素因数の和:2943919

約数の個数: 24

約数和(自身を含む): 37833691896

約数和(自身を除く): 17615694100

約数列:

[1, 2, 4, 17, 34, 68, 101, 202, 404, 1717, 3434, 6868, 2943797, 5887594, 11775188, 50044549, 100089098, 200178196, 297323497, 594646994, 1189293988, 5054499449, 10108998898, 20217997796]

約数ペア:

[(1, 20217997796), (2, 10108998898), (4, 5054499449), (17, 1189293988), (34, 594646994), (68, 297323497), (101, 200178196), (202, 100089098), (404, 50044549), (1717, 11775188), (3434, 5887594), (6868, 2943797)]