254463568

素因数分解:

$2^4\times {\mathrm{1039}}^1\times {\mathrm{15307}}^1$

素因数の和:16354

約数の個数: 20

約数和(自身を含む): 493529920

約数和(自身を除く): 239066352

約数列:

[1, 2, 4, 8, 16, 1039, 2078, 4156, 8312, 15307, 16624, 30614, 61228, 122456, 244912, 15903973, 31807946, 63615892, 127231784, 254463568]

約数ペア:

[(1, 254463568), (2, 127231784), (4, 63615892), (8, 31807946), (16, 15903973), (1039, 244912), (2078, 122456), (4156, 61228), (8312, 30614), (15307, 16624)]