20461551

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{11699}}^1$

素因数の和:11766

約数の個数: 16

約数和(自身を含む): 30326400

約数和(自身を除く): 9864849

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 11699, 35097, 128689, 386067, 620047, 1860141, 6820517, 20461551]

約数ペア:

[(1, 20461551), (3, 6820517), (11, 1860141), (33, 620047), (53, 386067), (159, 128689), (583, 35097), (1749, 11699)]