15125552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{72719}}^1$

素因数の和:72740

約数の個数: 20

約数和(自身を含む): 31560480

約数和(自身を除く): 16434928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 72719, 145438, 290876, 581752, 945347, 1163504, 1890694, 3781388, 7562776, 15125552]

約数ペア:

[(1, 15125552), (2, 7562776), (4, 3781388), (8, 1890694), (13, 1163504), (16, 945347), (26, 581752), (52, 290876), (104, 145438), (208, 72719)]