12996688

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{26203}}^1$

素因数の和:26242

約数の個数: 20

約数和(自身を含む): 25994368

約数和(自身を除く): 12997680

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 26203, 52406, 104812, 209624, 419248, 812293, 1624586, 3249172, 6498344, 12996688]

約数ペア:

[(1, 12996688), (2, 6498344), (4, 3249172), (8, 1624586), (16, 812293), (31, 419248), (62, 209624), (124, 104812), (248, 52406), (496, 26203)]