18935203

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1338

約数の個数: 16

約数和(自身を含む): 22671360

約数和(自身を除く): 3736157

約数列:

[1, 7, 31, 71, 217, 497, 1229, 2201, 8603, 15407, 38099, 87259, 266693, 610813, 2705029, 18935203]

約数ペア:

[(1, 18935203), (7, 2705029), (31, 610813), (71, 266693), (217, 87259), (497, 38099), (1229, 15407), (2201, 8603)]