20436705051

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12318689}}^1$

素因数の和:12318778

約数の個数: 16

約数和(自身を含む): 31535846400

約数和(自身を除く): 11099141349

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 12318689, 36956067, 86230823, 258692469, 973176431, 2919529293, 6812235017, 20436705051]

約数ペア:

[(1, 20436705051), (3, 6812235017), (7, 2919529293), (21, 973176431), (79, 258692469), (237, 86230823), (553, 36956067), (1659, 12318689)]