20187580917

素因数分解:

$3^1\times 7^1\times {\mathrm{2677}}^1\times {\mathrm{359101}}^1$

素因数の和:361788

約数の個数: 16

約数和(自身を含む): 30773604992

約数和(自身を除く): 10586024075

約数列:

[1, 3, 7, 21, 2677, 8031, 18739, 56217, 359101, 1077303, 2513707, 7541121, 961313377, 2883940131, 6729193639, 20187580917]

約数ペア:

[(1, 20187580917), (3, 6729193639), (7, 2883940131), (21, 961313377), (2677, 7541121), (8031, 2513707), (18739, 1077303), (56217, 359101)]