31242064

素因数分解:

$2^4\times 7^1\times {\mathrm{278947}}^1$

素因数の和:278962

約数の個数: 20

約数和(自身を含む): 69179104

約数和(自身を除く): 37937040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 278947, 557894, 1115788, 1952629, 2231576, 3905258, 4463152, 7810516, 15621032, 31242064]

約数ペア:

[(1, 31242064), (2, 15621032), (4, 7810516), (7, 4463152), (8, 3905258), (14, 2231576), (16, 1952629), (28, 1115788), (56, 557894), (112, 278947)]