16814020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2909}}^1$

素因数の和:2952

約数の個数: 36

約数和(自身を含む): 37521540

約数和(自身を除く): 20707520

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 2909, 5780, 5818, 11636, 14545, 29090, 49453, 58180, 98906, 197812, 247265, 494530, 840701, 989060, 1681402, 3362804, 4203505, 8407010, 16814020]

約数ペア:

[(1, 16814020), (2, 8407010), (4, 4203505), (5, 3362804), (10, 1681402), (17, 989060), (20, 840701), (34, 494530), (68, 247265), (85, 197812), (170, 98906), (289, 58180), (340, 49453), (578, 29090), (1156, 14545), (1445, 11636), (2890, 5818), (2909, 5780)]