18610310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2389}}^1$

素因数の和:2456

約数の個数: 32

約数和(自身を含む): 36136800

約数和(自身を除く): 17526490

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 2389, 3895, 4778, 7790, 11945, 23890, 45391, 90782, 97949, 195898, 226955, 453910, 489745, 979490, 1861031, 3722062, 9305155, 18610310]

約数ペア:

[(1, 18610310), (2, 9305155), (5, 3722062), (10, 1861031), (19, 979490), (38, 489745), (41, 453910), (82, 226955), (95, 195898), (190, 97949), (205, 90782), (410, 45391), (779, 23890), (1558, 11945), (2389, 7790), (3895, 4778)]