19674858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9967}}^1$

素因数の和:10026

約数の個数: 32

約数和(自身を含む): 45932544

約数和(自身を除く): 26257686

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 9967, 19934, 29901, 59802, 69769, 139538, 209307, 418614, 468449, 936898, 1405347, 2810694, 3279143, 6558286, 9837429, 19674858]

約数ペア:

[(1, 19674858), (2, 9837429), (3, 6558286), (6, 3279143), (7, 2810694), (14, 1405347), (21, 936898), (42, 468449), (47, 418614), (94, 209307), (141, 139538), (282, 69769), (329, 59802), (658, 29901), (987, 19934), (1974, 9967)]