20669784

素因数分解:

$2^3\times 3^1\times {\mathrm{359}}^1\times {\mathrm{2399}}^1$

素因数の和:2767

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 31170216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 359, 718, 1077, 1436, 2154, 2399, 2872, 4308, 4798, 7197, 8616, 9596, 14394, 19192, 28788, 57576, 861241, 1722482, 2583723, 3444964, 5167446, 6889928, 10334892, 20669784]

約数ペア:

[(1, 20669784), (2, 10334892), (3, 6889928), (4, 5167446), (6, 3444964), (8, 2583723), (12, 1722482), (24, 861241), (359, 57576), (718, 28788), (1077, 19192), (1436, 14394), (2154, 9596), (2399, 8616), (2872, 7197), (4308, 4798)]