19038180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45329}}^1$

素因数の和:45348

約数の個数: 48

約数和(自身を含む): 60923520

約数和(自身を除く): 41885340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 45329, 90658, 135987, 181316, 226645, 271974, 317303, 453290, 543948, 634606, 679935, 906580, 951909, 1269212, 1359870, 1586515, 1903818, 2719740, 3173030, 3807636, 4759545, 6346060, 9519090, 19038180]

約数ペア:

[(1, 19038180), (2, 9519090), (3, 6346060), (4, 4759545), (5, 3807636), (6, 3173030), (7, 2719740), (10, 1903818), (12, 1586515), (14, 1359870), (15, 1269212), (20, 951909), (21, 906580), (28, 679935), (30, 634606), (35, 543948), (42, 453290), (60, 317303), (70, 271974), (84, 226645), (105, 181316), (140, 135987), (210, 90658), (420, 45329)]