20645412

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{101203}}^1$

素因数の和:101227

約数の個数: 24

約数和(自身を含む): 51006816

約数和(自身を除く): 30361404

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 101203, 202406, 303609, 404812, 607218, 1214436, 1720451, 3440902, 5161353, 6881804, 10322706, 20645412]

約数ペア:

[(1, 20645412), (2, 10322706), (3, 6881804), (4, 5161353), (6, 3440902), (12, 1720451), (17, 1214436), (34, 607218), (51, 404812), (68, 303609), (102, 202406), (204, 101203)]