19156683

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1493}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 32126976

約数和(自身を除く): 12970293

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1493, 1833, 4277, 4479, 10451, 12831, 19409, 31353, 58227, 70171, 135863, 210513, 407589, 491197, 912223, 1473591, 2736669, 6385561, 19156683]

約数ペア:

[(1, 19156683), (3, 6385561), (7, 2736669), (13, 1473591), (21, 912223), (39, 491197), (47, 407589), (91, 210513), (141, 135863), (273, 70171), (329, 58227), (611, 31353), (987, 19409), (1493, 12831), (1833, 10451), (4277, 4479)]