2019980378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1\times {\mathrm{52177}}^1$

素因数の和:53681

約数の個数: 16

約数和(自身を含む): 3265299240

約数和(自身を除く): 1245318862

約数列:

[1, 2, 13, 26, 1489, 2978, 19357, 38714, 52177, 104354, 678301, 1356602, 77691553, 155383106, 1009990189, 2019980378]

約数ペア:

[(1, 2019980378), (2, 1009990189), (13, 155383106), (26, 77691553), (1489, 1356602), (2978, 678301), (19357, 104354), (38714, 52177)]