19471690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6469}}^1$

素因数の和:6526

約数の個数: 32

約数和(自身を含む): 40993920

約数和(自身を除く): 21522230

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 6469, 12938, 32345, 45283, 64690, 90566, 226415, 278167, 452830, 556334, 1390835, 1947169, 2781670, 3894338, 9735845, 19471690]

約数ペア:

[(1, 19471690), (2, 9735845), (5, 3894338), (7, 2781670), (10, 1947169), (14, 1390835), (35, 556334), (43, 452830), (70, 278167), (86, 226415), (215, 90566), (301, 64690), (430, 45283), (602, 32345), (1505, 12938), (3010, 6469)]