20259246

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{68909}}^1$

素因数の和:68928

約数の個数: 24

約数和(自身を含む): 47134440

約数和(自身を除く): 26875194

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 68909, 137818, 206727, 413454, 482363, 964726, 1447089, 2894178, 3376541, 6753082, 10129623, 20259246]

約数ペア:

[(1, 20259246), (2, 10129623), (3, 6753082), (6, 3376541), (7, 2894178), (14, 1447089), (21, 964726), (42, 482363), (49, 413454), (98, 206727), (147, 137818), (294, 68909)]