20816433

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:467

約数の個数: 40

約数和(自身を含む): 34569216

約数和(自身を除く): 13752783

約数列:

[1, 3, 9, 11, 27, 33, 61, 81, 99, 183, 297, 383, 549, 671, 891, 1149, 1647, 2013, 3447, 4213, 4941, 6039, 10341, 12639, 18117, 23363, 31023, 37917, 54351, 70089, 113751, 210267, 256993, 341253, 630801, 770979, 1892403, 2312937, 6938811, 20816433]

約数ペア:

[(1, 20816433), (3, 6938811), (9, 2312937), (11, 1892403), (27, 770979), (33, 630801), (61, 341253), (81, 256993), (99, 210267), (183, 113751), (297, 70089), (383, 54351), (549, 37917), (671, 31023), (891, 23363), (1149, 18117), (1647, 12639), (2013, 10341), (3447, 6039), (4213, 4941)]