20493924

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1451}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 52690176

約数和(自身を除く): 32196252

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 107, 132, 214, 321, 428, 642, 1177, 1284, 1451, 2354, 2902, 3531, 4353, 4708, 5804, 7062, 8706, 14124, 15961, 17412, 31922, 47883, 63844, 95766, 155257, 191532, 310514, 465771, 621028, 931542, 1707827, 1863084, 3415654, 5123481, 6831308, 10246962, 20493924]

約数ペア:

[(1, 20493924), (2, 10246962), (3, 6831308), (4, 5123481), (6, 3415654), (11, 1863084), (12, 1707827), (22, 931542), (33, 621028), (44, 465771), (66, 310514), (107, 191532), (132, 155257), (214, 95766), (321, 63844), (428, 47883), (642, 31922), (1177, 17412), (1284, 15961), (1451, 14124), (2354, 8706), (2902, 7062), (3531, 5804), (4353, 4708)]