20312084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8311}}^1$

素因数の和:8375

約数の個数: 24

約数和(自身を含む): 39099648

約数和(自身を除く): 18787564

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 8311, 16622, 33244, 108043, 216086, 390617, 432172, 781234, 1562468, 5078021, 10156042, 20312084]

約数ペア:

[(1, 20312084), (2, 10156042), (4, 5078021), (13, 1562468), (26, 781234), (47, 432172), (52, 390617), (94, 216086), (188, 108043), (611, 33244), (1222, 16622), (2444, 8311)]