20110351

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 21669120

約数和(自身を除く): 1558769

約数列:

[1, 31, 37, 89, 197, 1147, 2759, 3293, 6107, 7289, 17533, 102083, 225959, 543523, 648721, 20110351]

約数ペア:

[(1, 20110351), (31, 648721), (37, 543523), (89, 225959), (197, 102083), (1147, 17533), (2759, 7289), (3293, 6107)]