18999706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4093}}^1$

素因数の和:4317

約数の個数: 16

約数和(自身を含む): 31245408

約数和(自身を除く): 12245702

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4093, 4642, 8186, 45023, 90046, 863623, 1727246, 9499853, 18999706]

約数ペア:

[(1, 18999706), (2, 9499853), (11, 1727246), (22, 863623), (211, 90046), (422, 45023), (2321, 8186), (4093, 4642)]