18815862

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241229}}^1$

素因数の和:241247

約数の個数: 16

約数和(自身を含む): 40526640

約数和(自身を除く): 21710778

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 241229, 482458, 723687, 1447374, 3135977, 6271954, 9407931, 18815862]

約数ペア:

[(1, 18815862), (2, 9407931), (3, 6271954), (6, 3135977), (13, 1447374), (26, 723687), (39, 482458), (78, 241229)]