18597131

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:614

約数の個数: 16

約数和(自身を含む): 21873600

約数和(自身を除く): 3276469

約数列:

[1, 7, 61, 97, 427, 449, 679, 3143, 5917, 27389, 41419, 43553, 191723, 304871, 2656733, 18597131]

約数ペア:

[(1, 18597131), (7, 2656733), (61, 304871), (97, 191723), (427, 43553), (449, 41419), (679, 27389), (3143, 5917)]