18661572

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{27283}}^1$

素因数の和:27312

約数の個数: 36

約数和(自身を含む): 49656880

約数和(自身を除く): 30995308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 27283, 54566, 81849, 109132, 163698, 245547, 327396, 491094, 518377, 982188, 1036754, 1555131, 2073508, 3110262, 4665393, 6220524, 9330786, 18661572]

約数ペア:

[(1, 18661572), (2, 9330786), (3, 6220524), (4, 4665393), (6, 3110262), (9, 2073508), (12, 1555131), (18, 1036754), (19, 982188), (36, 518377), (38, 491094), (57, 327396), (76, 245547), (114, 163698), (171, 109132), (228, 81849), (342, 54566), (684, 27283)]