20385094

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1613}}^1$

素因数の和:1775

約数の個数: 16

約数和(自身を含む): 31376160

約数和(自身を除く): 10991066

約数列:

[1, 2, 71, 89, 142, 178, 1613, 3226, 6319, 12638, 114523, 143557, 229046, 287114, 10192547, 20385094]

約数ペア:

[(1, 20385094), (2, 10192547), (71, 287114), (89, 229046), (142, 143557), (178, 114523), (1613, 12638), (3226, 6319)]