13065940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4987}}^1$

素因数の和:5127

約数の個数: 24

約数和(自身を含む): 27653472

約数和(自身を除く): 14587532

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 4987, 9974, 19948, 24935, 49870, 99740, 653297, 1306594, 2613188, 3266485, 6532970, 13065940]

約数ペア:

[(1, 13065940), (2, 6532970), (4, 3266485), (5, 2613188), (10, 1306594), (20, 653297), (131, 99740), (262, 49870), (524, 24935), (655, 19948), (1310, 9974), (2620, 4987)]