15131810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{11551}}^1$

素因数の和:11689

約数の個数: 16

約数和(自身を含む): 27447552

約数和(自身を除く): 12315742

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 11551, 23102, 57755, 115510, 1513181, 3026362, 7565905, 15131810]

約数ペア:

[(1, 15131810), (2, 7565905), (5, 3026362), (10, 1513181), (131, 115510), (262, 57755), (655, 23102), (1310, 11551)]