19803854

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45631}}^1$

素因数の和:45671

約数の個数: 16

約数和(自身を含む): 35045376

約数和(自身を除く): 15241522

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 45631, 91262, 319417, 638834, 1414561, 2829122, 9901927, 19803854]

約数ペア:

[(1, 19803854), (2, 9901927), (7, 2829122), (14, 1414561), (31, 638834), (62, 319417), (217, 91262), (434, 45631)]