19360292

素因数分解:

$2^2\times 7^3\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 40185600

約数和(自身を除く): 20825308

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 137, 196, 206, 274, 343, 412, 548, 686, 721, 959, 1372, 1442, 1918, 2884, 3836, 5047, 6713, 10094, 13426, 14111, 20188, 26852, 28222, 35329, 46991, 56444, 70658, 93982, 98777, 141316, 187964, 197554, 395108, 691439, 1382878, 2765756, 4840073, 9680146, 19360292]

約数ペア:

[(1, 19360292), (2, 9680146), (4, 4840073), (7, 2765756), (14, 1382878), (28, 691439), (49, 395108), (98, 197554), (103, 187964), (137, 141316), (196, 98777), (206, 93982), (274, 70658), (343, 56444), (412, 46991), (548, 35329), (686, 28222), (721, 26852), (959, 20188), (1372, 14111), (1442, 13426), (1918, 10094), (2884, 6713), (3836, 5047)]