20436504

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 56160000

約数和(自身を除く): 35723496

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 199, 264, 389, 398, 597, 778, 796, 1167, 1194, 1556, 1592, 2189, 2334, 2388, 3112, 4279, 4378, 4668, 4776, 6567, 8558, 8756, 9336, 12837, 13134, 17116, 17512, 25674, 26268, 34232, 51348, 52536, 77411, 102696, 154822, 232233, 309644, 464466, 619288, 851521, 928932, 1703042, 1857864, 2554563, 3406084, 5109126, 6812168, 10218252, 20436504]

約数ペア:

[(1, 20436504), (2, 10218252), (3, 6812168), (4, 5109126), (6, 3406084), (8, 2554563), (11, 1857864), (12, 1703042), (22, 928932), (24, 851521), (33, 619288), (44, 464466), (66, 309644), (88, 232233), (132, 154822), (199, 102696), (264, 77411), (389, 52536), (398, 51348), (597, 34232), (778, 26268), (796, 25674), (1167, 17512), (1194, 17116), (1556, 13134), (1592, 12837), (2189, 9336), (2334, 8756), (2388, 8558), (3112, 6567), (4279, 4776), (4378, 4668)]