12942890

素因数分解:

$2^1\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1427}}^1$

素因数の和:2341

約数の個数: 16

約数和(自身を含む): 23339232

約数和(自身を除く): 10396342

約数列:

[1, 2, 5, 10, 907, 1427, 1814, 2854, 4535, 7135, 9070, 14270, 1294289, 2588578, 6471445, 12942890]

約数ペア:

[(1, 12942890), (2, 6471445), (5, 2588578), (10, 1294289), (907, 14270), (1427, 9070), (1814, 7135), (2854, 4535)]