18882786

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1039}}^1$

素因数の和:1290

約数の個数: 32

約数和(自身を含む): 40884480

約数和(自身を除く): 22001694

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 233, 466, 699, 1039, 1398, 2078, 3029, 3117, 6058, 6234, 9087, 13507, 18174, 27014, 40521, 81042, 242087, 484174, 726261, 1452522, 3147131, 6294262, 9441393, 18882786]

約数ペア:

[(1, 18882786), (2, 9441393), (3, 6294262), (6, 3147131), (13, 1452522), (26, 726261), (39, 484174), (78, 242087), (233, 81042), (466, 40521), (699, 27014), (1039, 18174), (1398, 13507), (2078, 9087), (3029, 6234), (3117, 6058)]