18714495

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 30873024

約数和(自身を除く): 12158529

約数列:

[1, 3, 5, 15, 61, 113, 181, 183, 305, 339, 543, 565, 905, 915, 1695, 2715, 6893, 11041, 20453, 20679, 33123, 34465, 55205, 61359, 102265, 103395, 165615, 306795, 1247633, 3742899, 6238165, 18714495]

約数ペア:

[(1, 18714495), (3, 6238165), (5, 3742899), (15, 1247633), (61, 306795), (113, 165615), (181, 103395), (183, 102265), (305, 61359), (339, 55205), (543, 34465), (565, 33123), (905, 20679), (915, 20453), (1695, 11041), (2715, 6893)]