20880594

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{165719}}^1$

素因数の和:165734

約数の個数: 24

約数和(自身を含む): 51704640

約数和(自身を除く): 30824046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 165719, 331438, 497157, 994314, 1160033, 1491471, 2320066, 2982942, 3480099, 6960198, 10440297, 20880594]

約数ペア:

[(1, 20880594), (2, 10440297), (3, 6960198), (6, 3480099), (7, 2982942), (9, 2320066), (14, 1491471), (18, 1160033), (21, 994314), (42, 497157), (63, 331438), (126, 165719)]