18855660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{314261}}^1$

素因数の和:314273

約数の個数: 24

約数和(自身を含む): 52796016

約数和(自身を除く): 33940356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 314261, 628522, 942783, 1257044, 1571305, 1885566, 3142610, 3771132, 4713915, 6285220, 9427830, 18855660]

約数ペア:

[(1, 18855660), (2, 9427830), (3, 6285220), (4, 4713915), (5, 3771132), (6, 3142610), (10, 1885566), (12, 1571305), (15, 1257044), (20, 942783), (30, 628522), (60, 314261)]