18219798

素因数分解:

$2^1\times 3^2\times {\mathrm{541}}^1\times {\mathrm{1871}}^1$

素因数の和:2420

約数の個数: 24

約数和(自身を含む): 39570336

約数和(自身を除く): 21350538

約数列:

[1, 2, 3, 6, 9, 18, 541, 1082, 1623, 1871, 3246, 3742, 4869, 5613, 9738, 11226, 16839, 33678, 1012211, 2024422, 3036633, 6073266, 9109899, 18219798]

約数ペア:

[(1, 18219798), (2, 9109899), (3, 6073266), (6, 3036633), (9, 2024422), (18, 1012211), (541, 33678), (1082, 16839), (1623, 11226), (1871, 9738), (3246, 5613), (3742, 4869)]