20865732

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3527}}^1$

素因数の和:3580

約数の個数: 48

約数和(自身を含む): 53343360

約数和(自身を除く): 32477628

約数列:

[1, 2, 3, 4, 6, 12, 17, 29, 34, 51, 58, 68, 87, 102, 116, 174, 204, 348, 493, 986, 1479, 1972, 2958, 3527, 5916, 7054, 10581, 14108, 21162, 42324, 59959, 102283, 119918, 179877, 204566, 239836, 306849, 359754, 409132, 613698, 719508, 1227396, 1738811, 3477622, 5216433, 6955244, 10432866, 20865732]

約数ペア:

[(1, 20865732), (2, 10432866), (3, 6955244), (4, 5216433), (6, 3477622), (12, 1738811), (17, 1227396), (29, 719508), (34, 613698), (51, 409132), (58, 359754), (68, 306849), (87, 239836), (102, 204566), (116, 179877), (174, 119918), (204, 102283), (348, 59959), (493, 42324), (986, 21162), (1479, 14108), (1972, 10581), (2958, 7054), (3527, 5916)]