18156711730

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1\times {\mathrm{53653}}^1$

素因数の和:54490

約数の個数: 32

約数和(自身を含む): 33485246784

約数和(自身を除く): 15328535054

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 787, 1574, 3935, 7870, 33841, 53653, 67682, 107306, 169205, 268265, 338410, 536530, 2307079, 4614158, 11535395, 23070790, 42224911, 84449822, 211124555, 422249110, 1815671173, 3631342346, 9078355865, 18156711730]

約数ペア:

[(1, 18156711730), (2, 9078355865), (5, 3631342346), (10, 1815671173), (43, 422249110), (86, 211124555), (215, 84449822), (430, 42224911), (787, 23070790), (1574, 11535395), (3935, 4614158), (7870, 2307079), (33841, 536530), (53653, 338410), (67682, 268265), (107306, 169205)]