15129712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{72739}}^1$

素因数の和:72760

約数の個数: 20

約数和(自身を含む): 31569160

約数和(自身を除く): 16439448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 72739, 145478, 290956, 581912, 945607, 1163824, 1891214, 3782428, 7564856, 15129712]

約数ペア:

[(1, 15129712), (2, 7564856), (4, 3782428), (8, 1891214), (13, 1163824), (16, 945607), (26, 581912), (52, 290956), (104, 145478), (208, 72739)]