19513732

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5087}}^1$

素因数の和:5235

約数の個数: 24

約数和(自身を含む): 39320064

約数和(自身を除く): 19806332

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 5087, 10174, 20348, 35609, 71218, 142436, 696919, 1393838, 2787676, 4878433, 9756866, 19513732]

約数ペア:

[(1, 19513732), (2, 9756866), (4, 4878433), (7, 2787676), (14, 1393838), (28, 696919), (137, 142436), (274, 71218), (548, 35609), (959, 20348), (1918, 10174), (3836, 5087)]