20406426579

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{56737}}^1$

素因数の和:56937

約数の個数: 64

約数和(自身を含む): 37910062080

約数和(自身を除く): 17503635501

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 173, 189, 231, 297, 519, 693, 1211, 1557, 1903, 2079, 3633, 4671, 5709, 10899, 13321, 17127, 32697, 39963, 51381, 56737, 119889, 170211, 359667, 397159, 510633, 624107, 1191477, 1531899, 1872321, 3574431, 4368749, 5616963, 9815501, 10723293, 13106247, 16850889, 29446503, 39318741, 68708507, 88339509, 107970511, 117956223, 206125521, 265018527, 323911533, 618376563, 755793577, 971734599, 1855129689, 2267380731, 2915203797, 6802142193, 20406426579]

約数ペア:

[(1, 20406426579), (3, 6802142193), (7, 2915203797), (9, 2267380731), (11, 1855129689), (21, 971734599), (27, 755793577), (33, 618376563), (63, 323911533), (77, 265018527), (99, 206125521), (173, 117956223), (189, 107970511), (231, 88339509), (297, 68708507), (519, 39318741), (693, 29446503), (1211, 16850889), (1557, 13106247), (1903, 10723293), (2079, 9815501), (3633, 5616963), (4671, 4368749), (5709, 3574431), (10899, 1872321), (13321, 1531899), (17127, 1191477), (32697, 624107), (39963, 510633), (51381, 397159), (56737, 359667), (119889, 170211)]