20339946

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2389}}^1$

素因数の和:2451

約数の個数: 48

約数和(自身を含む): 49214880

約数和(自身を除く): 28874934

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 129, 198, 258, 387, 473, 774, 946, 1419, 2389, 2838, 4257, 4778, 7167, 8514, 14334, 21501, 26279, 43002, 52558, 78837, 102727, 157674, 205454, 236511, 308181, 473022, 616362, 924543, 1129997, 1849086, 2259994, 3389991, 6779982, 10169973, 20339946]

約数ペア:

[(1, 20339946), (2, 10169973), (3, 6779982), (6, 3389991), (9, 2259994), (11, 1849086), (18, 1129997), (22, 924543), (33, 616362), (43, 473022), (66, 308181), (86, 236511), (99, 205454), (129, 157674), (198, 102727), (258, 78837), (387, 52558), (473, 43002), (774, 26279), (946, 21501), (1419, 14334), (2389, 8514), (2838, 7167), (4257, 4778)]