15721730044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{763339}}^1$

素因数の和:763633

約数の個数: 24

約数和(自身を含む): 29067987200

約数和(自身を除く): 13346257156

約数列:

[1, 2, 4, 19, 38, 76, 271, 542, 1084, 5149, 10298, 20596, 763339, 1526678, 3053356, 14503441, 29006882, 58013764, 206864869, 413729738, 827459476, 3930432511, 7860865022, 15721730044]

約数ペア:

[(1, 15721730044), (2, 7860865022), (4, 3930432511), (19, 827459476), (38, 413729738), (76, 206864869), (271, 58013764), (542, 29006882), (1084, 14503441), (5149, 3053356), (10298, 1526678), (20596, 763339)]