28263818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{12473}}^1$

素因数の和:12589

約数の個数: 16

約数和(自身を含む): 46702656

約数和(自身を除く): 18438838

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 12473, 24946, 137203, 274406, 1284719, 2569438, 14131909, 28263818]

約数ペア:

[(1, 28263818), (2, 14131909), (11, 2569438), (22, 1284719), (103, 274406), (206, 137203), (1133, 24946), (2266, 12473)]