18643340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40529}}^1$

素因数の和:40561

約数の個数: 24

約数和(自身を含む): 40854240

約数和(自身を除く): 22210900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 40529, 81058, 162116, 202645, 405290, 810580, 932167, 1864334, 3728668, 4660835, 9321670, 18643340]

約数ペア:

[(1, 18643340), (2, 9321670), (4, 4660835), (5, 3728668), (10, 1864334), (20, 932167), (23, 810580), (46, 405290), (92, 202645), (115, 162116), (230, 81058), (460, 40529)]