20265126

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 48576000

約数和(自身を除く): 28310874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 49, 86, 98, 129, 147, 229, 258, 294, 301, 343, 458, 602, 686, 687, 903, 1029, 1374, 1603, 1806, 2058, 2107, 3206, 4214, 4809, 6321, 9618, 9847, 11221, 12642, 14749, 19694, 22442, 29498, 29541, 33663, 44247, 59082, 67326, 68929, 78547, 88494, 137858, 157094, 206787, 235641, 413574, 471282, 482503, 965006, 1447509, 2895018, 3377521, 6755042, 10132563, 20265126]

約数ペア:

[(1, 20265126), (2, 10132563), (3, 6755042), (6, 3377521), (7, 2895018), (14, 1447509), (21, 965006), (42, 482503), (43, 471282), (49, 413574), (86, 235641), (98, 206787), (129, 157094), (147, 137858), (229, 88494), (258, 78547), (294, 68929), (301, 67326), (343, 59082), (458, 44247), (602, 33663), (686, 29541), (687, 29498), (903, 22442), (1029, 19694), (1374, 14749), (1603, 12642), (1806, 11221), (2058, 9847), (2107, 9618), (3206, 6321), (4214, 4809)]