20188528

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7741}}^1$

素因数の和:7912

約数の個数: 20

約数和(自身を含む): 39360328

約数和(自身を除く): 19171800

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7741, 15482, 30964, 61928, 123856, 1261783, 2523566, 5047132, 10094264, 20188528]

約数ペア:

[(1, 20188528), (2, 10094264), (4, 5047132), (8, 2523566), (16, 1261783), (163, 123856), (326, 61928), (652, 30964), (1304, 15482), (2608, 7741)]