16920982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{34253}}^1$

素因数の和:34287

約数の個数: 16

約数和(自身を含む): 28773360

約数和(自身を除く): 11852378

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 34253, 68506, 445289, 650807, 890578, 1301614, 8460491, 16920982]

約数ペア:

[(1, 16920982), (2, 8460491), (13, 1301614), (19, 890578), (26, 650807), (38, 445289), (247, 68506), (494, 34253)]