19960472

素因数分解:

$2^3\times 7^1\times {\mathrm{431}}^1\times {\mathrm{827}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 42923520

約数和(自身を除く): 22963048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 431, 827, 862, 1654, 1724, 3017, 3308, 3448, 5789, 6034, 6616, 11578, 12068, 23156, 24136, 46312, 356437, 712874, 1425748, 2495059, 2851496, 4990118, 9980236, 19960472]

約数ペア:

[(1, 19960472), (2, 9980236), (4, 4990118), (7, 2851496), (8, 2495059), (14, 1425748), (28, 712874), (56, 356437), (431, 46312), (827, 24136), (862, 23156), (1654, 12068), (1724, 11578), (3017, 6616), (3308, 6034), (3448, 5789)]