20713030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1163}}^1$

素因数の和:1320

約数の個数: 32

約数和(自身を含む): 40479264

約数和(自身を除く): 19766234

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1163, 1370, 1781, 2326, 3562, 5815, 8905, 11630, 15119, 17810, 30238, 75595, 151190, 159331, 318662, 796655, 1593310, 2071303, 4142606, 10356515, 20713030]

約数ペア:

[(1, 20713030), (2, 10356515), (5, 4142606), (10, 2071303), (13, 1593310), (26, 796655), (65, 318662), (130, 159331), (137, 151190), (274, 75595), (685, 30238), (1163, 17810), (1370, 15119), (1781, 11630), (2326, 8905), (3562, 5815)]