19802019993

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{5856853}}^1$

素因数の和:5856893

約数の個数: 24

約数和(自身を含む): 32048705088

約数和(自身を除く): 12246685095

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 5856853, 17570559, 40997971, 122993913, 134707619, 286985797, 404122857, 860957391, 942953333, 2828859999, 6600673331, 19802019993]

約数ペア:

[(1, 19802019993), (3, 6600673331), (7, 2828859999), (21, 942953333), (23, 860957391), (49, 404122857), (69, 286985797), (147, 134707619), (161, 122993913), (483, 40997971), (1127, 17570559), (3381, 5856853)]