20803724417

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{2161}}^1\times {\mathrm{12853}}^1$

素因数の和:15128

約数の個数: 16

約数和(自身を含む): 24010860672

約数和(自身を除く): 3207136255

約数列:

[1, 7, 107, 749, 2161, 12853, 15127, 89971, 231227, 1375271, 1618589, 9626897, 27775333, 194427331, 2971960631, 20803724417]

約数ペア:

[(1, 20803724417), (7, 2971960631), (107, 194427331), (749, 27775333), (2161, 9626897), (12853, 1618589), (15127, 1375271), (89971, 231227)]