19782422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{14741}}^1$

素因数の和:14815

約数の個数: 16

約数和(自身を含む): 32904144

約数和(自身を除く): 13121722

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 14741, 29482, 162151, 324302, 899201, 1798402, 9891211, 19782422]

約数ペア:

[(1, 19782422), (2, 9891211), (11, 1798402), (22, 899201), (61, 324302), (122, 162151), (671, 29482), (1342, 14741)]