19950098905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1\times {\mathrm{14561}}^1$

素因数の和:15465

約数の個数: 32

約数和(自身を含む): 27050371200

約数和(自身を除く): 7100272295

約数列:

[1, 5, 11, 29, 55, 145, 319, 859, 1595, 4295, 9449, 14561, 24911, 47245, 72805, 124555, 160171, 274021, 422269, 800855, 1370105, 2111345, 4644959, 12507899, 23224795, 62539495, 137586889, 362729071, 687934445, 1813645355, 3990019781, 19950098905]

約数ペア:

[(1, 19950098905), (5, 3990019781), (11, 1813645355), (29, 687934445), (55, 362729071), (145, 137586889), (319, 62539495), (859, 23224795), (1595, 12507899), (4295, 4644959), (9449, 2111345), (14561, 1370105), (24911, 800855), (47245, 422269), (72805, 274021), (124555, 160171)]