20187663039

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{2791}}^1\times {\mathrm{42299}}^1$

素因数の和:45115

約数の個数: 24

約数和(自身を含む): 30706416000

約数和(自身を除く): 10518752961

約数列:

[1, 3, 9, 19, 57, 171, 2791, 8373, 25119, 42299, 53029, 126897, 159087, 380691, 477261, 803681, 2411043, 7233129, 118056509, 354169527, 1062508581, 2243073671, 6729221013, 20187663039]

約数ペア:

[(1, 20187663039), (3, 6729221013), (9, 2243073671), (19, 1062508581), (57, 354169527), (171, 118056509), (2791, 7233129), (8373, 2411043), (25119, 803681), (42299, 477261), (53029, 380691), (126897, 159087)]