18578404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5857}}^1$

素因数の和:5935

約数の個数: 24

約数和(自身を含む): 35593208

約数和(自身を除く): 17014804

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 5857, 11714, 23428, 76141, 152282, 304564, 357277, 714554, 1429108, 4644601, 9289202, 18578404]

約数ペア:

[(1, 18578404), (2, 9289202), (4, 4644601), (13, 1429108), (26, 714554), (52, 357277), (61, 304564), (122, 152282), (244, 76141), (793, 23428), (1586, 11714), (3172, 5857)]