18865274883

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1627}}^1\times {\mathrm{42473}}^1$

素因数の和:44123

約数の個数: 32

約数和(自身を含む): 30978157056

約数和(自身を除く): 12112882173

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1627, 4881, 11389, 21151, 34167, 42473, 63453, 127419, 148057, 297311, 444171, 552149, 891933, 1656447, 3865043, 11595129, 69103571, 207310713, 483724997, 898346423, 1451174991, 2695039269, 6288424961, 18865274883]

約数ペア:

[(1, 18865274883), (3, 6288424961), (7, 2695039269), (13, 1451174991), (21, 898346423), (39, 483724997), (91, 207310713), (273, 69103571), (1627, 11595129), (4881, 3865043), (11389, 1656447), (21151, 891933), (34167, 552149), (42473, 444171), (63453, 297311), (127419, 148057)]