31678928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{104207}}^1$

素因数の和:104234

約数の個数: 20

約数和(自身を含む): 64608960

約数和(自身を除く): 32930032

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 104207, 208414, 416828, 833656, 1667312, 1979933, 3959866, 7919732, 15839464, 31678928]

約数ペア:

[(1, 31678928), (2, 15839464), (4, 7919732), (8, 3959866), (16, 1979933), (19, 1667312), (38, 833656), (76, 416828), (152, 208414), (304, 104207)]