20228567921882

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1\times {\mathrm{805873}}^1$

素因数の和:806798

約数の個数: 32

約数和(自身を含む): 30827581646400

約数和(自身を除く): 10599013724518

約数列:

[1, 2, 131, 149, 262, 298, 643, 1286, 19519, 39038, 84233, 95807, 168466, 191614, 805873, 1611746, 12550717, 25101434, 105569363, 120075077, 211138726, 240150154, 518176339, 1036352678, 15729835087, 31459670174, 67881100409, 77208274511, 135762200818, 154416549022, 10114283960941, 20228567921882]

約数ペア:

[(1, 20228567921882), (2, 10114283960941), (131, 154416549022), (149, 135762200818), (262, 77208274511), (298, 67881100409), (643, 31459670174), (1286, 15729835087), (19519, 1036352678), (39038, 518176339), (84233, 240150154), (95807, 211138726), (168466, 120075077), (191614, 105569363), (805873, 25101434), (1611746, 12550717)]