1990947134

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2445881}}^1$

素因数の和:2445931

約数の個数: 16

約数和(自身を含む): 3345966576

約数和(自身を除く): 1355019442

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 2445881, 4891762, 26904691, 53809382, 90497597, 180995194, 995473567, 1990947134]

約数ペア:

[(1, 1990947134), (2, 995473567), (11, 180995194), (22, 90497597), (37, 53809382), (74, 26904691), (407, 4891762), (814, 2445881)]