20216564

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 36065568

約数和(自身を除く): 15849004

約数列:

[1, 2, 4, 101, 163, 202, 307, 326, 404, 614, 652, 1228, 16463, 31007, 32926, 50041, 62014, 65852, 100082, 124028, 200164, 5054141, 10108282, 20216564]

約数ペア:

[(1, 20216564), (2, 10108282), (4, 5054141), (101, 200164), (163, 124028), (202, 100082), (307, 65852), (326, 62014), (404, 50041), (614, 32926), (652, 31007), (1228, 16463)]