54400816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{200003}}^1$

素因数の和:200028

約数の個数: 20

約数和(自身を含む): 111602232

約数和(自身を除く): 57201416

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 200003, 400006, 800012, 1600024, 3200048, 3400051, 6800102, 13600204, 27200408, 54400816]

約数ペア:

[(1, 54400816), (2, 27200408), (4, 13600204), (8, 6800102), (16, 3400051), (17, 3200048), (34, 1600024), (68, 800012), (136, 400006), (272, 200003)]