20783298009

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{911}}^1\times {\mathrm{205529}}^1$

素因数の和:206480

約数の個数: 16

約数和(自身を含む): 28491390720

約数和(自身を除く): 7708092711

約数列:

[1, 3, 37, 111, 911, 2733, 33707, 101121, 205529, 616587, 7604573, 22813719, 187236919, 561710757, 6927766003, 20783298009]

約数ペア:

[(1, 20783298009), (3, 6927766003), (37, 561710757), (111, 187236919), (911, 22813719), (2733, 7604573), (33707, 616587), (101121, 205529)]