18772431

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1291}}^1$

素因数の和:1462

約数の個数: 16

約数和(自身を含む): 25922688

約数和(自身を除く): 7150257

約数列:

[1, 3, 37, 111, 131, 393, 1291, 3873, 4847, 14541, 47767, 143301, 169121, 507363, 6257477, 18772431]

約数ペア:

[(1, 18772431), (3, 6257477), (37, 507363), (111, 169121), (131, 143301), (393, 47767), (1291, 14541), (3873, 4847)]