20147764

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55351}}^1$

素因数の和:55375

約数の個数: 24

約数和(自身を含む): 43395968

約数和(自身を除く): 23248204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 55351, 110702, 221404, 387457, 719563, 774914, 1439126, 1549828, 2878252, 5036941, 10073882, 20147764]

約数ペア:

[(1, 20147764), (2, 10073882), (4, 5036941), (7, 2878252), (13, 1549828), (14, 1439126), (26, 774914), (28, 719563), (52, 387457), (91, 221404), (182, 110702), (364, 55351)]