20348176

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{2441}}^1$

素因数の和:2970

約数の個数: 20

約数和(自身を含む): 39516444

約数和(自身を除く): 19168268

約数列:

[1, 2, 4, 8, 16, 521, 1042, 2084, 2441, 4168, 4882, 8336, 9764, 19528, 39056, 1271761, 2543522, 5087044, 10174088, 20348176]

約数ペア:

[(1, 20348176), (2, 10174088), (4, 5087044), (8, 2543522), (16, 1271761), (521, 39056), (1042, 19528), (2084, 9764), (2441, 8336), (4168, 4882)]