2219030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20173}}^1$

素因数の和:20191

約数の個数: 16

約数和(自身を含む): 4357584

約数和(自身を除く): 2138554

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 20173, 40346, 100865, 201730, 221903, 443806, 1109515, 2219030]

約数ペア:

[(1, 2219030), (2, 1109515), (5, 443806), (10, 221903), (11, 201730), (22, 100865), (55, 40346), (110, 20173)]