19278026

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:745

約数の個数: 16

約数和(自身を含む): 29388744

約数和(自身を除く): 10110718

約数列:

[1, 2, 113, 197, 226, 394, 433, 866, 22261, 44522, 48929, 85301, 97858, 170602, 9639013, 19278026]

約数ペア:

[(1, 19278026), (2, 9639013), (113, 170602), (197, 97858), (226, 85301), (394, 48929), (433, 44522), (866, 22261)]