18788074

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3557}}^1$

素因数の和:3717

約数の個数: 16

約数和(自身を含む): 29887200

約数和(自身を除く): 11099126

約数列:

[1, 2, 19, 38, 139, 278, 2641, 3557, 5282, 7114, 67583, 135166, 494423, 988846, 9394037, 18788074]

約数ペア:

[(1, 18788074), (2, 9394037), (19, 988846), (38, 494423), (139, 135166), (278, 67583), (2641, 7114), (3557, 5282)]