18465278

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{54631}}^1$

素因数の和:54659

約数の個数: 12

約数和(自身を含む): 29992968

約数和(自身を除く): 11527690

約数列:

[1, 2, 13, 26, 169, 338, 54631, 109262, 710203, 1420406, 9232639, 18465278]

約数ペア:

[(1, 18465278), (2, 9232639), (13, 1420406), (26, 710203), (169, 109262), (338, 54631)]