20937301

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7349}}^1$

素因数の和:7404

約数の個数: 16

約数和(自身を含む): 26812800

約数和(自身を除く): 5875499

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 7349, 51443, 80839, 271913, 565873, 1903391, 2991043, 20937301]

約数ペア:

[(1, 20937301), (7, 2991043), (11, 1903391), (37, 565873), (77, 271913), (259, 80839), (407, 51443), (2849, 7349)]