19366984340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2087}}^1\times {\mathrm{42181}}^1$

素因数の和:44288

約数の個数: 48

約数和(自身を含む): 44390312064

約数和(自身を除く): 25023327724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2087, 4174, 8348, 10435, 20870, 22957, 41740, 42181, 45914, 84362, 91828, 114785, 168724, 210905, 229570, 421810, 459140, 463991, 843620, 927982, 1855964, 2319955, 4639910, 9279820, 88031747, 176063494, 352126988, 440158735, 880317470, 968349217, 1760634940, 1936698434, 3873396868, 4841746085, 9683492170, 19366984340]

約数ペア:

[(1, 19366984340), (2, 9683492170), (4, 4841746085), (5, 3873396868), (10, 1936698434), (11, 1760634940), (20, 968349217), (22, 880317470), (44, 440158735), (55, 352126988), (110, 176063494), (220, 88031747), (2087, 9279820), (4174, 4639910), (8348, 2319955), (10435, 1855964), (20870, 927982), (22957, 843620), (41740, 463991), (42181, 459140), (45914, 421810), (84362, 229570), (91828, 210905), (114785, 168724)]