22157512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{829}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 44969400

約数和(自身を除く): 22811888

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 829, 1028, 1658, 2056, 3316, 3341, 6632, 6682, 10777, 13364, 21554, 26728, 43108, 86216, 213053, 426106, 852212, 1704424, 2769689, 5539378, 11078756, 22157512]

約数ペア:

[(1, 22157512), (2, 11078756), (4, 5539378), (8, 2769689), (13, 1704424), (26, 852212), (52, 426106), (104, 213053), (257, 86216), (514, 43108), (829, 26728), (1028, 21554), (1658, 13364), (2056, 10777), (3316, 6682), (3341, 6632)]