19832015

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1327}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 28158912

約数和(自身を除く): 8326897

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 1327, 2135, 2989, 6635, 9289, 14945, 46445, 65023, 80947, 325115, 404735, 566629, 2833145, 3966403, 19832015]

約数ペア:

[(1, 19832015), (5, 3966403), (7, 2833145), (35, 566629), (49, 404735), (61, 325115), (245, 80947), (305, 65023), (427, 46445), (1327, 14945), (2135, 9289), (2989, 6635)]