19408893

素因数分解:

$3^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{1019}}^1$

素因数の和:1936

約数の個数: 16

約数和(自身を含む): 29637120

約数和(自身を除く): 10228227

約数列:

[1, 3, 7, 21, 907, 1019, 2721, 3057, 6349, 7133, 19047, 21399, 924233, 2772699, 6469631, 19408893]

約数ペア:

[(1, 19408893), (3, 6469631), (7, 2772699), (21, 924233), (907, 21399), (1019, 19047), (2721, 7133), (3057, 6349)]