20867049

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14401}}^1$

素因数の和:14437

約数の個数: 24

約数和(自身を含む): 35947392

約数和(自身を除く): 15080343

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14401, 43203, 100807, 129609, 302421, 331223, 907263, 993669, 2318561, 2981007, 6955683, 20867049]

約数ペア:

[(1, 20867049), (3, 6955683), (7, 2981007), (9, 2318561), (21, 993669), (23, 907263), (63, 331223), (69, 302421), (161, 129609), (207, 100807), (483, 43203), (1449, 14401)]