18450945

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17827}}^1$

素因数の和:17861

約数の個数: 24

約数和(自身を含む): 33374016

約数和(自身を除く): 14923071

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 17827, 53481, 89135, 160443, 267405, 410021, 802215, 1230063, 2050105, 3690189, 6150315, 18450945]

約数ペア:

[(1, 18450945), (3, 6150315), (5, 3690189), (9, 2050105), (15, 1230063), (23, 802215), (45, 410021), (69, 267405), (115, 160443), (207, 89135), (345, 53481), (1035, 17827)]