20321108

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5689}}^1$

素因数の和:5759

約数の個数: 24

約数和(自身を含む): 38236800

約数和(自身を除く): 17915692

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 5689, 11378, 22756, 108091, 216182, 267383, 432364, 534766, 1069532, 5080277, 10160554, 20321108]

約数ペア:

[(1, 20321108), (2, 10160554), (4, 5080277), (19, 1069532), (38, 534766), (47, 432364), (76, 267383), (94, 216182), (188, 108091), (893, 22756), (1786, 11378), (3572, 5689)]