20207902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70657}}^1$

素因数の和:70683

約数の個数: 16

約数和(自身を含む): 35611632

約数和(自身を除く): 15403730

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70657, 141314, 777227, 918541, 1554454, 1837082, 10103951, 20207902]

約数ペア:

[(1, 20207902), (2, 10103951), (11, 1837082), (13, 1554454), (22, 918541), (26, 777227), (143, 141314), (286, 70657)]