20045894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{1871}}^1$

素因数の和:2371

約数の個数: 16

約数和(自身を含む): 32887296

約数和(自身を除く): 12841402

約数列:

[1, 2, 11, 22, 487, 974, 1871, 3742, 5357, 10714, 20581, 41162, 911177, 1822354, 10022947, 20045894]

約数ペア:

[(1, 20045894), (2, 10022947), (11, 1822354), (22, 911177), (487, 41162), (974, 20581), (1871, 10714), (3742, 5357)]