31431472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103393}}^1$

素因数の和:103420

約数の個数: 20

約数和(自身を含む): 64104280

約数和(自身を除く): 32672808

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 103393, 206786, 413572, 827144, 1654288, 1964467, 3928934, 7857868, 15715736, 31431472]

約数ペア:

[(1, 31431472), (2, 15715736), (4, 7857868), (8, 3928934), (16, 1964467), (19, 1654288), (38, 827144), (76, 413572), (152, 206786), (304, 103393)]