20085087309

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{982973}}^1$

素因数の和:983129

約数の個数: 24

約数和(自身を含む): 31376530080

約数和(自身を除く): 11291442771

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 2919, 6811, 20433, 982973, 2948919, 6880811, 20642433, 48165677, 136633247, 144497031, 409899741, 956432729, 2869298187, 6695029103, 20085087309]

約数ペア:

[(1, 20085087309), (3, 6695029103), (7, 2869298187), (21, 956432729), (49, 409899741), (139, 144497031), (147, 136633247), (417, 48165677), (973, 20642433), (2919, 6880811), (6811, 2948919), (20433, 982973)]