20104295897

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{85889}}^1$

素因数の和:86201

約数の個数: 24

約数和(自身を含む): 24850725480

約数和(自身を除く): 4746429583

約数列:

[1, 7, 17, 49, 119, 281, 833, 1967, 4777, 13769, 33439, 85889, 234073, 601223, 1460113, 4208561, 10220791, 24134809, 71545537, 168943663, 410291753, 1182605641, 2872042271, 20104295897]

約数ペア:

[(1, 20104295897), (7, 2872042271), (17, 1182605641), (49, 410291753), (119, 168943663), (281, 71545537), (833, 24134809), (1967, 10220791), (4777, 4208561), (13769, 1460113), (33439, 601223), (85889, 234073)]