31490704

素因数分解:

$2^4\times 7^1\times {\mathrm{281167}}^1$

素因数の和:281182

約数の個数: 20

約数和(自身を含む): 69729664

約数和(自身を除く): 38238960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 281167, 562334, 1124668, 1968169, 2249336, 3936338, 4498672, 7872676, 15745352, 31490704]

約数ペア:

[(1, 31490704), (2, 15745352), (4, 7872676), (7, 4498672), (8, 3936338), (14, 2249336), (16, 1968169), (28, 1124668), (56, 562334), (112, 281167)]