18765292

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 41746432

約数和(自身を除く): 22981140

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 1663, 2821, 3326, 5642, 6652, 11284, 11641, 21619, 23282, 43238, 46564, 51553, 86476, 103106, 151333, 206212, 302666, 360871, 605332, 670189, 721742, 1340378, 1443484, 2680756, 4691323, 9382646, 18765292]

約数ペア:

[(1, 18765292), (2, 9382646), (4, 4691323), (7, 2680756), (13, 1443484), (14, 1340378), (26, 721742), (28, 670189), (31, 605332), (52, 360871), (62, 302666), (91, 206212), (124, 151333), (182, 103106), (217, 86476), (364, 51553), (403, 46564), (434, 43238), (806, 23282), (868, 21619), (1612, 11641), (1663, 11284), (2821, 6652), (3326, 5642)]