389920894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{1933}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 654187104

約数和(自身を除く): 264266210

約数列:

[1, 2, 11, 22, 53, 106, 173, 346, 583, 1166, 1903, 1933, 3806, 3866, 9169, 18338, 21263, 42526, 100859, 102449, 201718, 204898, 334409, 668818, 1126939, 2253878, 3678499, 7356998, 17723677, 35447354, 194960447, 389920894]

約数ペア:

[(1, 389920894), (2, 194960447), (11, 35447354), (22, 17723677), (53, 7356998), (106, 3678499), (173, 2253878), (346, 1126939), (583, 668818), (1166, 334409), (1903, 204898), (1933, 201718), (3806, 102449), (3866, 100859), (9169, 42526), (18338, 21263)]