20255004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7307}}^1$

素因数の和:7335

約数の個数: 72

約数和(自身を含む): 63842688

約数和(自身を除く): 43587684

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 7307, 14614, 21921, 29228, 43842, 51149, 65763, 80377, 87684, 102298, 131526, 153447, 160754, 204596, 241131, 263052, 306894, 321508, 460341, 482262, 562639, 613788, 723393, 920682, 964524, 1125278, 1446786, 1687917, 1841364, 2250556, 2893572, 3375834, 5063751, 6751668, 10127502, 20255004]

約数ペア:

[(1, 20255004), (2, 10127502), (3, 6751668), (4, 5063751), (6, 3375834), (7, 2893572), (9, 2250556), (11, 1841364), (12, 1687917), (14, 1446786), (18, 1125278), (21, 964524), (22, 920682), (28, 723393), (33, 613788), (36, 562639), (42, 482262), (44, 460341), (63, 321508), (66, 306894), (77, 263052), (84, 241131), (99, 204596), (126, 160754), (132, 153447), (154, 131526), (198, 102298), (231, 87684), (252, 80377), (308, 65763), (396, 51149), (462, 43842), (693, 29228), (924, 21921), (1386, 14614), (2772, 7307)]