18928588

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5323}}^1$

素因数の和:5461

約数の個数: 24

約数和(自身を含む): 38162432

約数和(自身を除く): 19233844

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 5323, 10646, 21292, 37261, 74522, 149044, 676021, 1352042, 2704084, 4732147, 9464294, 18928588]

約数ペア:

[(1, 18928588), (2, 9464294), (4, 4732147), (7, 2704084), (14, 1352042), (28, 676021), (127, 149044), (254, 74522), (508, 37261), (889, 21292), (1778, 10646), (3556, 5323)]