18099681620

素因数分解:

$2^2\times 5^1\times {\mathrm{16763}}^1\times {\mathrm{53987}}^1$

素因数の和:70759

約数の個数: 24

約数和(自身を含む): 38012302944

約数和(自身を除く): 19912621324

約数列:

[1, 2, 4, 5, 10, 20, 16763, 33526, 53987, 67052, 83815, 107974, 167630, 215948, 269935, 335260, 539870, 1079740, 904984081, 1809968162, 3619936324, 4524920405, 9049840810, 18099681620]

約数ペア:

[(1, 18099681620), (2, 9049840810), (4, 4524920405), (5, 3619936324), (10, 1809968162), (20, 904984081), (16763, 1079740), (33526, 539870), (53987, 335260), (67052, 269935), (83815, 215948), (107974, 167630)]