2019958371

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{17971}}^1$

素因数の和:18184

約数の個数: 32

約数和(自身を含む): 3140067840

約数和(自身を除く): 1120109469

約数列:

[1, 3, 9, 23, 27, 69, 181, 207, 543, 621, 1629, 4163, 4887, 12489, 17971, 37467, 53913, 112401, 161739, 413333, 485217, 1239999, 3252751, 3719997, 9758253, 11159991, 29274759, 74813273, 87824277, 224439819, 673319457, 2019958371]

約数ペア:

[(1, 2019958371), (3, 673319457), (9, 224439819), (23, 87824277), (27, 74813273), (69, 29274759), (181, 11159991), (207, 9758253), (543, 3719997), (621, 3252751), (1629, 1239999), (4163, 485217), (4887, 413333), (12489, 161739), (17971, 112401), (37467, 53913)]