20755068

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 54700800

約数和(自身を除く): 33945732

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 43, 57, 58, 73, 76, 86, 87, 114, 116, 129, 146, 172, 174, 219, 228, 258, 292, 348, 438, 516, 551, 817, 876, 1102, 1247, 1387, 1634, 1653, 2117, 2204, 2451, 2494, 2774, 3139, 3268, 3306, 3741, 4161, 4234, 4902, 4988, 5548, 6278, 6351, 6612, 7482, 8322, 8468, 9417, 9804, 12556, 12702, 14964, 16644, 18834, 23693, 25404, 37668, 40223, 47386, 59641, 71079, 80446, 91031, 94772, 119282, 120669, 142158, 160892, 178923, 182062, 238564, 241338, 273093, 284316, 357846, 364124, 482676, 546186, 715692, 1092372, 1729589, 3459178, 5188767, 6918356, 10377534, 20755068]

約数ペア:

[(1, 20755068), (2, 10377534), (3, 6918356), (4, 5188767), (6, 3459178), (12, 1729589), (19, 1092372), (29, 715692), (38, 546186), (43, 482676), (57, 364124), (58, 357846), (73, 284316), (76, 273093), (86, 241338), (87, 238564), (114, 182062), (116, 178923), (129, 160892), (146, 142158), (172, 120669), (174, 119282), (219, 94772), (228, 91031), (258, 80446), (292, 71079), (348, 59641), (438, 47386), (516, 40223), (551, 37668), (817, 25404), (876, 23693), (1102, 18834), (1247, 16644), (1387, 14964), (1634, 12702), (1653, 12556), (2117, 9804), (2204, 9417), (2451, 8468), (2494, 8322), (2774, 7482), (3139, 6612), (3268, 6351), (3306, 6278), (3741, 5548), (4161, 4988), (4234, 4902)]