18012795

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 30412800

約数和(自身を除く): 12400005

約数列:

[1, 3, 5, 15, 23, 69, 109, 115, 327, 345, 479, 545, 1437, 1635, 2395, 2507, 7185, 7521, 11017, 12535, 33051, 37605, 52211, 55085, 156633, 165255, 261055, 783165, 1200853, 3602559, 6004265, 18012795]

約数ペア:

[(1, 18012795), (3, 6004265), (5, 3602559), (15, 1200853), (23, 783165), (69, 261055), (109, 165255), (115, 156633), (327, 55085), (345, 52211), (479, 37605), (545, 33051), (1437, 12535), (1635, 11017), (2395, 7521), (2507, 7185)]