156945616

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{43987}}^1$

素因数の和:44218

約数の個数: 20

約数和(自身を含む): 305452672

約数和(自身を除く): 148507056

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 43987, 87974, 175948, 351896, 703792, 9809101, 19618202, 39236404, 78472808, 156945616]

約数ペア:

[(1, 156945616), (2, 78472808), (4, 39236404), (8, 19618202), (16, 9809101), (223, 703792), (446, 351896), (892, 175948), (1784, 87974), (3568, 43987)]