18747534

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{240353}}^1$

素因数の和:240371

約数の個数: 16

約数和(自身を含む): 40379472

約数和(自身を除く): 21631938

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 240353, 480706, 721059, 1442118, 3124589, 6249178, 9373767, 18747534]

約数ペア:

[(1, 18747534), (2, 9373767), (3, 6249178), (6, 3124589), (13, 1442118), (26, 721059), (39, 480706), (78, 240353)]