19757426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9619}}^1$

素因数の和:9713

約数の個数: 16

約数和(自身を含む): 32323200

約数和(自身を除く): 12565774

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 9619, 19238, 125047, 250094, 759901, 1519802, 9878713, 19757426]

約数ペア:

[(1, 19757426), (2, 9878713), (13, 1519802), (26, 759901), (79, 250094), (158, 125047), (1027, 19238), (2054, 9619)]