15918492086

素因数分解:

$2^1\times 7^1\times {\mathrm{12433}}^1\times {\mathrm{91453}}^1$

素因数の和:103895

約数の個数: 16

約数和(自身を含む): 27291336864

約数和(自身を除く): 11372844778

約数列:

[1, 2, 7, 14, 12433, 24866, 87031, 91453, 174062, 182906, 640171, 1280342, 1137035149, 2274070298, 7959246043, 15918492086]

約数ペア:

[(1, 15918492086), (2, 7959246043), (7, 2274070298), (14, 1137035149), (12433, 1280342), (24866, 640171), (87031, 182906), (91453, 174062)]