19904010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{94781}}^1$

素因数の和:94798

約数の個数: 32

約数和(自身を含む): 54594432

約数和(自身を除く): 34690422

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 94781, 189562, 284343, 473905, 568686, 663467, 947810, 1326934, 1421715, 1990401, 2843430, 3317335, 3980802, 6634670, 9952005, 19904010]

約数ペア:

[(1, 19904010), (2, 9952005), (3, 6634670), (5, 3980802), (6, 3317335), (7, 2843430), (10, 1990401), (14, 1421715), (15, 1326934), (21, 947810), (30, 663467), (35, 568686), (42, 473905), (70, 284343), (105, 189562), (210, 94781)]