20328021

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14029}}^1$

素因数の和:14065

約数の個数: 24

約数和(自身を含む): 35018880

約数和(自身を除く): 14690859

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14029, 42087, 98203, 126261, 294609, 322667, 883827, 968001, 2258669, 2904003, 6776007, 20328021]

約数ペア:

[(1, 20328021), (3, 6776007), (7, 2904003), (9, 2258669), (21, 968001), (23, 883827), (63, 322667), (69, 294609), (161, 126261), (207, 98203), (483, 42087), (1449, 14029)]