18409365

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31469}}^1$

素因数の和:31493

約数の個数: 24

約数和(自身を含む): 34365240

約数和(自身を除く): 15955875

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 31469, 94407, 157345, 283221, 409097, 472035, 1227291, 1416105, 2045485, 3681873, 6136455, 18409365]

約数ペア:

[(1, 18409365), (3, 6136455), (5, 3681873), (9, 2045485), (13, 1416105), (15, 1227291), (39, 472035), (45, 409097), (65, 283221), (117, 157345), (195, 94407), (585, 31469)]