20338668

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26903}}^1$

素因数の和:26923

約数の個数: 48

約数和(自身を含む): 60264960

約数和(自身を除く): 39926292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26903, 53806, 80709, 107612, 161418, 188321, 242127, 322836, 376642, 484254, 564963, 726381, 753284, 968508, 1129926, 1452762, 1694889, 2259852, 2905524, 3389778, 5084667, 6779556, 10169334, 20338668]

約数ペア:

[(1, 20338668), (2, 10169334), (3, 6779556), (4, 5084667), (6, 3389778), (7, 2905524), (9, 2259852), (12, 1694889), (14, 1452762), (18, 1129926), (21, 968508), (27, 753284), (28, 726381), (36, 564963), (42, 484254), (54, 376642), (63, 322836), (84, 242127), (108, 188321), (126, 161418), (189, 107612), (252, 80709), (378, 53806), (756, 26903)]