19097953

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 24022656

約数和(自身を除く): 4924703

約数列:

[1, 7, 17, 31, 119, 167, 217, 527, 961, 1169, 2839, 3689, 5177, 6727, 16337, 19873, 36239, 88009, 114359, 160487, 616063, 1123409, 2728279, 19097953]

約数ペア:

[(1, 19097953), (7, 2728279), (17, 1123409), (31, 616063), (119, 160487), (167, 114359), (217, 88009), (527, 36239), (961, 19873), (1169, 16337), (2839, 6727), (3689, 5177)]