20631676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23339}}^1$

素因数の和:23373

約数の個数: 24

約数和(自身を含む): 41171760

約数和(自身を除く): 20540084

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23339, 46678, 93356, 303407, 396763, 606814, 793526, 1213628, 1587052, 5157919, 10315838, 20631676]

約数ペア:

[(1, 20631676), (2, 10315838), (4, 5157919), (13, 1587052), (17, 1213628), (26, 793526), (34, 606814), (52, 396763), (68, 303407), (221, 93356), (442, 46678), (884, 23339)]