15321884

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 27377280

約数和(自身を除く): 12055396

約数列:

[1, 2, 4, 89, 178, 193, 223, 356, 386, 446, 772, 892, 17177, 19847, 34354, 39694, 43039, 68708, 79388, 86078, 172156, 3830471, 7660942, 15321884]

約数ペア:

[(1, 15321884), (2, 7660942), (4, 3830471), (89, 172156), (178, 86078), (193, 79388), (223, 68708), (356, 43039), (386, 39694), (446, 34354), (772, 19847), (892, 17177)]