20496552

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19861}}^1$

素因数の和:19913

約数の個数: 32

約数和(自身を含む): 52435680

約数和(自身を除く): 31939128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19861, 39722, 59583, 79444, 119166, 158888, 238332, 476664, 854023, 1708046, 2562069, 3416092, 5124138, 6832184, 10248276, 20496552]

約数ペア:

[(1, 20496552), (2, 10248276), (3, 6832184), (4, 5124138), (6, 3416092), (8, 2562069), (12, 1708046), (24, 854023), (43, 476664), (86, 238332), (129, 158888), (172, 119166), (258, 79444), (344, 59583), (516, 39722), (1032, 19861)]