20218820997

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{683}}^1\times {\mathrm{124907}}^1$

素因数の和:125672

約数の個数: 16

約数和(自身を含む): 27339863040

約数和(自身を除く): 7121042043

約数列:

[1, 3, 79, 237, 683, 2049, 53957, 124907, 161871, 374721, 9867653, 29602959, 85311481, 255934443, 6739606999, 20218820997]

約数ペア:

[(1, 20218820997), (3, 6739606999), (79, 255934443), (237, 85311481), (683, 29602959), (2049, 9867653), (53957, 374721), (124907, 161871)]