18468942

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 38132640

約数和(自身を除く): 19663698

約数列:

[1, 2, 3, 6, 41, 82, 123, 193, 246, 386, 389, 579, 778, 1158, 1167, 2334, 7913, 15826, 15949, 23739, 31898, 47478, 47847, 75077, 95694, 150154, 225231, 450462, 3078157, 6156314, 9234471, 18468942]

約数ペア:

[(1, 18468942), (2, 9234471), (3, 6156314), (6, 3078157), (41, 450462), (82, 225231), (123, 150154), (193, 95694), (246, 75077), (386, 47847), (389, 47478), (579, 31898), (778, 23739), (1158, 15949), (1167, 15826), (2334, 7913)]