19404685655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1\times {\mathrm{5653}}^1$

素因数の和:7271

約数の個数: 32

約数和(自身を含む): 25597693440

約数和(自身を除く): 6193007785

約数列:

[1, 5, 19, 23, 95, 115, 437, 1571, 2185, 5653, 7855, 28265, 29849, 36133, 107407, 130019, 149245, 180665, 537035, 650095, 686527, 2470361, 3432635, 8880863, 12351805, 44404315, 168736397, 204259849, 843681985, 1021299245, 3880937131, 19404685655]

約数ペア:

[(1, 19404685655), (5, 3880937131), (19, 1021299245), (23, 843681985), (95, 204259849), (115, 168736397), (437, 44404315), (1571, 12351805), (2185, 8880863), (5653, 3432635), (7855, 2470361), (28265, 686527), (29849, 650095), (36133, 537035), (107407, 180665), (130019, 149245)]