19191508

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5003}}^1$

素因数の和:5151

約数の個数: 24

約数和(自身を含む): 38670912

約数和(自身を除く): 19479404

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 5003, 10006, 20012, 35021, 70042, 140084, 685411, 1370822, 2741644, 4797877, 9595754, 19191508]

約数ペア:

[(1, 19191508), (2, 9595754), (4, 4797877), (7, 2741644), (14, 1370822), (28, 685411), (137, 140084), (274, 70042), (548, 35021), (959, 20012), (1918, 10006), (3836, 5003)]