20199018207

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{607}}^1\times {\mathrm{859}}^1$

素因数の和:1855

約数の個数: 32

約数和(自身を含む): 27817216000

約数和(自身を除く): 7618197793

約数列:

[1, 3, 37, 111, 349, 607, 859, 1047, 1821, 2577, 12913, 22459, 31783, 38739, 67377, 95349, 211843, 299791, 521413, 635529, 899373, 1564239, 7838191, 11092267, 19292281, 23514573, 33276801, 57876843, 181973137, 545919411, 6733006069, 20199018207]

約数ペア:

[(1, 20199018207), (3, 6733006069), (37, 545919411), (111, 181973137), (349, 57876843), (607, 33276801), (859, 23514573), (1047, 19292281), (1821, 11092267), (2577, 7838191), (12913, 1564239), (22459, 899373), (31783, 635529), (38739, 521413), (67377, 299791), (95349, 211843)]