20729722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1447}}^1$

素因数の和:1510

約数の個数: 32

約数和(自身を含む): 36489600

約数和(自身を除く): 15759878

約数列:

[1, 2, 13, 19, 26, 29, 38, 58, 247, 377, 494, 551, 754, 1102, 1447, 2894, 7163, 14326, 18811, 27493, 37622, 41963, 54986, 83926, 357409, 545519, 714818, 797297, 1091038, 1594594, 10364861, 20729722]

約数ペア:

[(1, 20729722), (2, 10364861), (13, 1594594), (19, 1091038), (26, 797297), (29, 714818), (38, 545519), (58, 357409), (247, 83926), (377, 54986), (494, 41963), (551, 37622), (754, 27493), (1102, 18811), (1447, 14326), (2894, 7163)]