20305868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{14887}}^1$

素因数の和:14933

約数の個数: 24

約数和(自身を含む): 40018944

約数和(自身を除く): 19713076

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 14887, 29774, 59548, 163757, 327514, 461497, 655028, 922994, 1845988, 5076467, 10152934, 20305868]

約数ペア:

[(1, 20305868), (2, 10152934), (4, 5076467), (11, 1845988), (22, 922994), (31, 655028), (44, 461497), (62, 327514), (124, 163757), (341, 59548), (682, 29774), (1364, 14887)]