20828049136

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14626439}}^1$

素因数の和:14626536

約数の個数: 20

約数和(自身を含む): 40807767600

約数和(自身を除く): 19979718464

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14626439, 29252878, 58505756, 117011512, 234023024, 1301753071, 2603506142, 5207012284, 10414024568, 20828049136]

約数ペア:

[(1, 20828049136), (2, 10414024568), (4, 5207012284), (8, 2603506142), (16, 1301753071), (89, 234023024), (178, 117011512), (356, 58505756), (712, 29252878), (1424, 14626439)]