19413746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21523}}^1$

素因数の和:21577

約数の個数: 16

約数和(自身を含む): 32544288

約数和(自身を除く): 13130542

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21523, 43046, 236753, 473506, 882443, 1764886, 9706873, 19413746]

約数ペア:

[(1, 19413746), (2, 9706873), (11, 1764886), (22, 882443), (41, 473506), (82, 236753), (451, 43046), (902, 21523)]