20945484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83117}}^1$

素因数の和:83134

約数の個数: 36

約数和(自身を含む): 60509904

約数和(自身を除く): 39564420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 83117, 166234, 249351, 332468, 498702, 581819, 748053, 997404, 1163638, 1496106, 1745457, 2327276, 2992212, 3490914, 5236371, 6981828, 10472742, 20945484]

約数ペア:

[(1, 20945484), (2, 10472742), (3, 6981828), (4, 5236371), (6, 3490914), (7, 2992212), (9, 2327276), (12, 1745457), (14, 1496106), (18, 1163638), (21, 997404), (28, 748053), (36, 581819), (42, 498702), (63, 332468), (84, 249351), (126, 166234), (252, 83117)]