20227789407

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{134887}}^1$

素因数の和:135127

約数の個数: 32

約数和(自身を含む): 31820618752

約数和(自身を除く): 11592829345

約数列:

[1, 3, 7, 21, 37, 111, 193, 259, 579, 777, 1351, 4053, 7141, 21423, 49987, 134887, 149961, 404661, 944209, 2832627, 4990819, 14972457, 26033191, 34935733, 78099573, 104807199, 182232337, 546697011, 963228067, 2889684201, 6742596469, 20227789407]

約数ペア:

[(1, 20227789407), (3, 6742596469), (7, 2889684201), (21, 963228067), (37, 546697011), (111, 182232337), (193, 104807199), (259, 78099573), (579, 34935733), (777, 26033191), (1351, 14972457), (4053, 4990819), (7141, 2832627), (21423, 944209), (49987, 404661), (134887, 149961)]