20423772

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{6521}}^1$

素因数の和:6563

約数の個数: 48

約数和(自身を含む): 54784800

約数和(自身を除く): 34361028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 1044, 1566, 3132, 6521, 13042, 19563, 26084, 39126, 58689, 78252, 117378, 176067, 189109, 234756, 352134, 378218, 567327, 704268, 756436, 1134654, 1701981, 2269308, 3403962, 5105943, 6807924, 10211886, 20423772]

約数ペア:

[(1, 20423772), (2, 10211886), (3, 6807924), (4, 5105943), (6, 3403962), (9, 2269308), (12, 1701981), (18, 1134654), (27, 756436), (29, 704268), (36, 567327), (54, 378218), (58, 352134), (87, 234756), (108, 189109), (116, 176067), (174, 117378), (261, 78252), (348, 58689), (522, 39126), (783, 26084), (1044, 19563), (1566, 13042), (3132, 6521)]