18991462

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{1613}}^1$

素因数の和:1680

約数の個数: 24

約数和(自身を含む): 33739056

約数和(自身を除く): 14747594

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 841, 1613, 1682, 3226, 5887, 11291, 11774, 22582, 46777, 93554, 327439, 654878, 1356533, 2713066, 9495731, 18991462]

約数ペア:

[(1, 18991462), (2, 9495731), (7, 2713066), (14, 1356533), (29, 654878), (58, 327439), (203, 93554), (406, 46777), (841, 22582), (1613, 11774), (1682, 11291), (3226, 5887)]