18031904

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{4657}}^1$

素因数の和:4689

約数の個数: 36

約数和(自身を含む): 39029382

約数和(自身を除く): 20997478

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 4657, 9314, 18628, 37256, 51227, 74512, 102454, 149024, 204908, 409816, 563497, 819632, 1126994, 1639264, 2253988, 4507976, 9015952, 18031904]

約数ペア:

[(1, 18031904), (2, 9015952), (4, 4507976), (8, 2253988), (11, 1639264), (16, 1126994), (22, 819632), (32, 563497), (44, 409816), (88, 204908), (121, 149024), (176, 102454), (242, 74512), (352, 51227), (484, 37256), (968, 18628), (1936, 9314), (3872, 4657)]