18617716

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{27541}}^1$

素因数の和:27571

約数の個数: 18

約数和(自身を含む): 35281302

約数和(自身を除く): 16663586

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 27541, 55082, 110164, 358033, 716066, 1432132, 4654429, 9308858, 18617716]

約数ペア:

[(1, 18617716), (2, 9308858), (4, 4654429), (13, 1432132), (26, 716066), (52, 358033), (169, 110164), (338, 55082), (676, 27541)]