13181516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{691}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 24413760

約数和(自身を除く): 11232244

約数列:

[1, 2, 4, 19, 38, 76, 251, 502, 691, 1004, 1382, 2764, 4769, 9538, 13129, 19076, 26258, 52516, 173441, 346882, 693764, 3295379, 6590758, 13181516]

約数ペア:

[(1, 13181516), (2, 6590758), (4, 3295379), (19, 693764), (38, 346882), (76, 173441), (251, 52516), (502, 26258), (691, 19076), (1004, 13129), (1382, 9538), (2764, 4769)]