19720461601

素因数分解:

${\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1\times {\mathrm{26261}}^1$

素因数の和:26712

約数の個数: 16

約数和(自身を含む): 21086915328

約数和(自身を除く): 1366453727

約数列:

[1, 17, 163, 271, 2771, 4607, 26261, 44173, 446437, 750941, 4280543, 7116731, 72769231, 120984427, 1160027153, 19720461601]

約数ペア:

[(1, 19720461601), (17, 1160027153), (163, 120984427), (271, 72769231), (2771, 7116731), (4607, 4280543), (26261, 750941), (44173, 446437)]