20801506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{55619}}^1$

素因数の和:55649

約数の個数: 16

約数和(自身を含む): 36041760

約数和(自身を除く): 15240254

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 55619, 111238, 611809, 945523, 1223618, 1891046, 10400753, 20801506]

約数ペア:

[(1, 20801506), (2, 10400753), (11, 1891046), (17, 1223618), (22, 945523), (34, 611809), (187, 111238), (374, 55619)]