16660816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61253}}^1$

素因数の和:61278

約数の個数: 20

約数和(自身を含む): 34179732

約数和(自身を除く): 17518916

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 61253, 122506, 245012, 490024, 980048, 1041301, 2082602, 4165204, 8330408, 16660816]

約数ペア:

[(1, 16660816), (2, 8330408), (4, 4165204), (8, 2082602), (16, 1041301), (17, 980048), (34, 490024), (68, 245012), (136, 122506), (272, 61253)]