19998088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{227251}}^1$

素因数の和:227268

約数の個数: 16

約数和(自身を含む): 40905360

約数和(自身を除く): 20907272

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 227251, 454502, 909004, 1818008, 2499761, 4999522, 9999044, 19998088]

約数ペア:

[(1, 19998088), (2, 9999044), (4, 4999522), (8, 2499761), (11, 1818008), (22, 909004), (44, 454502), (88, 227251)]