18425072

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{28087}}^1$

素因数の和:28136

約数の個数: 20

約数和(自身を含む): 36570576

約数和(自身を除く): 18145504

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 28087, 56174, 112348, 224696, 449392, 1151567, 2303134, 4606268, 9212536, 18425072]

約数ペア:

[(1, 18425072), (2, 9212536), (4, 4606268), (8, 2303134), (16, 1151567), (41, 449392), (82, 224696), (164, 112348), (328, 56174), (656, 28087)]