22258216

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 20509784

約数列:

[1, 2, 4, 8, 71, 142, 149, 263, 284, 298, 526, 568, 596, 1052, 1192, 2104, 10579, 18673, 21158, 37346, 39187, 42316, 74692, 78374, 84632, 149384, 156748, 313496, 2782277, 5564554, 11129108, 22258216]

約数ペア:

[(1, 22258216), (2, 11129108), (4, 5564554), (8, 2782277), (71, 313496), (142, 156748), (149, 149384), (263, 84632), (284, 78374), (298, 74692), (526, 42316), (568, 39187), (596, 37346), (1052, 21158), (1192, 18673), (2104, 10579)]