19806406

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1871}}^1$

素因数の和:2019

約数の個数: 16

約数和(自身を含む): 30551040

約数和(自身を除く): 10744634

約数列:

[1, 2, 67, 79, 134, 158, 1871, 3742, 5293, 10586, 125357, 147809, 250714, 295618, 9903203, 19806406]

約数ペア:

[(1, 19806406), (2, 9903203), (67, 295618), (79, 250714), (134, 147809), (158, 125357), (1871, 10586), (3742, 5293)]