20682312

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 61696800

約数和(自身を除く): 41014488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 49, 56, 84, 86, 98, 129, 147, 168, 172, 196, 258, 294, 301, 344, 392, 409, 516, 588, 602, 818, 903, 1032, 1176, 1204, 1227, 1636, 1806, 2107, 2408, 2454, 2863, 3272, 3612, 4214, 4908, 5726, 6321, 7224, 8428, 8589, 9816, 11452, 12642, 16856, 17178, 17587, 20041, 22904, 25284, 34356, 35174, 40082, 50568, 52761, 60123, 68712, 70348, 80164, 105522, 120246, 123109, 140696, 160328, 211044, 240492, 246218, 369327, 422088, 480984, 492436, 738654, 861763, 984872, 1477308, 1723526, 2585289, 2954616, 3447052, 5170578, 6894104, 10341156, 20682312]

約数ペア:

[(1, 20682312), (2, 10341156), (3, 6894104), (4, 5170578), (6, 3447052), (7, 2954616), (8, 2585289), (12, 1723526), (14, 1477308), (21, 984872), (24, 861763), (28, 738654), (42, 492436), (43, 480984), (49, 422088), (56, 369327), (84, 246218), (86, 240492), (98, 211044), (129, 160328), (147, 140696), (168, 123109), (172, 120246), (196, 105522), (258, 80164), (294, 70348), (301, 68712), (344, 60123), (392, 52761), (409, 50568), (516, 40082), (588, 35174), (602, 34356), (818, 25284), (903, 22904), (1032, 20041), (1176, 17587), (1204, 17178), (1227, 16856), (1636, 12642), (1806, 11452), (2107, 9816), (2408, 8589), (2454, 8428), (2863, 7224), (3272, 6321), (3612, 5726), (4214, 4908)]