20986097

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{761}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 24140160

約数和(自身を除く): 3154063

約数列:

[1, 11, 23, 109, 253, 761, 1199, 2507, 8371, 17503, 27577, 82949, 192533, 912439, 1907827, 20986097]

約数ペア:

[(1, 20986097), (11, 1907827), (23, 912439), (109, 192533), (253, 82949), (761, 27577), (1199, 17503), (2507, 8371)]