19479834

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2659}}^1$

素因数の和:2715

約数の個数: 48

約数和(自身を含む): 47305440

約数和(自身を除く): 27825606

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 66, 74, 99, 111, 198, 222, 333, 407, 666, 814, 1221, 2442, 2659, 3663, 5318, 7326, 7977, 15954, 23931, 29249, 47862, 58498, 87747, 98383, 175494, 196766, 263241, 295149, 526482, 590298, 885447, 1082213, 1770894, 2164426, 3246639, 6493278, 9739917, 19479834]

約数ペア:

[(1, 19479834), (2, 9739917), (3, 6493278), (6, 3246639), (9, 2164426), (11, 1770894), (18, 1082213), (22, 885447), (33, 590298), (37, 526482), (66, 295149), (74, 263241), (99, 196766), (111, 175494), (198, 98383), (222, 87747), (333, 58498), (407, 47862), (666, 29249), (814, 23931), (1221, 15954), (2442, 7977), (2659, 7326), (3663, 5318)]