19520272

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{14699}}^1$

素因数の和:14790

約数の個数: 20

約数和(自身を含む): 38278800

約数和(自身を除く): 18758528

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 14699, 29398, 58796, 117592, 235184, 1220017, 2440034, 4880068, 9760136, 19520272]

約数ペア:

[(1, 19520272), (2, 9760136), (4, 4880068), (8, 2440034), (16, 1220017), (83, 235184), (166, 117592), (332, 58796), (664, 29398), (1328, 14699)]