20557984

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{22153}}^1$

素因数の和:22192

約数の個数: 24

約数和(自身を含む): 41871060

約数和(自身を除く): 21313076

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 22153, 44306, 88612, 177224, 354448, 642437, 708896, 1284874, 2569748, 5139496, 10278992, 20557984]

約数ペア:

[(1, 20557984), (2, 10278992), (4, 5139496), (8, 2569748), (16, 1284874), (29, 708896), (32, 642437), (58, 354448), (116, 177224), (232, 88612), (464, 44306), (928, 22153)]