19853841

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2927}}^1$

素因数の和:2973

約数の個数: 32

約数和(自身を含む): 33730560

約数和(自身を除く): 13876719

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 2927, 6783, 8781, 20489, 49759, 55613, 61467, 149277, 166839, 348313, 389291, 945421, 1044939, 1167873, 2836263, 6617947, 19853841]

約数ペア:

[(1, 19853841), (3, 6617947), (7, 2836263), (17, 1167873), (19, 1044939), (21, 945421), (51, 389291), (57, 348313), (119, 166839), (133, 149277), (323, 61467), (357, 55613), (399, 49759), (969, 20489), (2261, 8781), (2927, 6783)]