20199521692

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9131791}}^1$

素因数の和:9131881

約数の個数: 24

約数和(自身を含む): 40910428160

約数和(自身を除く): 20710906468

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 9131791, 18263582, 36527164, 63922537, 127845074, 255690148, 721411489, 1442822978, 2885645956, 5049880423, 10099760846, 20199521692]

約数ペア:

[(1, 20199521692), (2, 10099760846), (4, 5049880423), (7, 2885645956), (14, 1442822978), (28, 721411489), (79, 255690148), (158, 127845074), (316, 63922537), (553, 36527164), (1106, 18263582), (2212, 9131791)]