28091044

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3391}}^1$

素因数の和:3523

約数の個数: 24

約数和(自身を含む): 52236800

約数和(自身を除く): 24145756

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 3391, 4142, 6782, 8284, 13564, 64429, 128858, 257716, 369619, 739238, 1478476, 7022761, 14045522, 28091044]

約数ペア:

[(1, 28091044), (2, 14045522), (4, 7022761), (19, 1478476), (38, 739238), (76, 369619), (109, 257716), (218, 128858), (436, 64429), (2071, 13564), (3391, 8284), (4142, 6782)]