31381648

素因数分解:

$2^4\times {\mathrm{1319}}^1\times {\mathrm{1487}}^1$

素因数の和:2814

約数の個数: 20

約数和(自身を含む): 60888960

約数和(自身を除く): 29507312

約数列:

[1, 2, 4, 8, 16, 1319, 1487, 2638, 2974, 5276, 5948, 10552, 11896, 21104, 23792, 1961353, 3922706, 7845412, 15690824, 31381648]

約数ペア:

[(1, 31381648), (2, 15690824), (4, 7845412), (8, 3922706), (16, 1961353), (1319, 23792), (1487, 21104), (2638, 11896), (2974, 10552), (5276, 5948)]