20843842

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 34504704

約数和(自身を除く): 13660862

約数列:

[1, 2, 23, 31, 46, 47, 62, 94, 311, 622, 713, 1081, 1426, 1457, 2162, 2914, 7153, 9641, 14306, 14617, 19282, 29234, 33511, 67022, 221743, 336191, 443486, 453127, 672382, 906254, 10421921, 20843842]

約数ペア:

[(1, 20843842), (2, 10421921), (23, 906254), (31, 672382), (46, 453127), (47, 443486), (62, 336191), (94, 221743), (311, 67022), (622, 33511), (713, 29234), (1081, 19282), (1426, 14617), (1457, 14306), (2162, 9641), (2914, 7153)]