16990892

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{331}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 30648912

約数和(自身を除く): 13658020

約数列:

[1, 2, 4, 41, 82, 164, 313, 331, 626, 662, 1252, 1324, 12833, 13571, 25666, 27142, 51332, 54284, 103603, 207206, 414412, 4247723, 8495446, 16990892]

約数ペア:

[(1, 16990892), (2, 8495446), (4, 4247723), (41, 414412), (82, 207206), (164, 103603), (313, 54284), (331, 51332), (626, 27142), (662, 25666), (1252, 13571), (1324, 12833)]