19944419

素因数分解:

${\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:538

約数の個数: 16

約数和(自身を含む): 22464000

約数和(自身を除く): 2519581

約数列:

[1, 11, 59, 79, 389, 649, 869, 4279, 4661, 22951, 30731, 51271, 252461, 338041, 1813129, 19944419]

約数ペア:

[(1, 19944419), (11, 1813129), (59, 338041), (79, 252461), (389, 51271), (649, 30731), (869, 22951), (4279, 4661)]