2018469921

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 3081954240

約数和(自身を除く): 1063484319

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 317, 507, 661, 741, 951, 1983, 3211, 4121, 6023, 8593, 9633, 12363, 12559, 18069, 25779, 37677, 53573, 78299, 111709, 160719, 163267, 209537, 234897, 335127, 489801, 628611, 1017887, 2122471, 2723981, 3053661, 3981203, 6367413, 8171943, 11943609, 35411753, 51755639, 106235259, 155266917, 672823307, 2018469921]

約数ペア:

[(1, 2018469921), (3, 672823307), (13, 155266917), (19, 106235259), (39, 51755639), (57, 35411753), (169, 11943609), (247, 8171943), (317, 6367413), (507, 3981203), (661, 3053661), (741, 2723981), (951, 2122471), (1983, 1017887), (3211, 628611), (4121, 489801), (6023, 335127), (8593, 234897), (9633, 209537), (12363, 163267), (12559, 160719), (18069, 111709), (25779, 78299), (37677, 53573)]