218974834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{195863}}^1$

素因数の和:195921

約数の個数: 16

約数和(自身を含む): 361956672

約数和(自身を除く): 142981838

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 195863, 391726, 2546219, 5092438, 8422109, 16844218, 109487417, 218974834]

約数ペア:

[(1, 218974834), (2, 109487417), (13, 16844218), (26, 8422109), (43, 5092438), (86, 2546219), (559, 391726), (1118, 195863)]