19401393

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{5821}}^1$

素因数の和:5936

約数の個数: 16

約数和(自身を含む): 28504512

約数和(自身を除く): 9103119

約数列:

[1, 3, 11, 33, 101, 303, 1111, 3333, 5821, 17463, 64031, 192093, 587921, 1763763, 6467131, 19401393]

約数ペア:

[(1, 19401393), (3, 6467131), (11, 1763763), (33, 587921), (101, 192093), (303, 64031), (1111, 17463), (3333, 5821)]