18908554

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 33641856

約数和(自身を除く): 14733302

約数列:

[1, 2, 7, 14, 37, 74, 173, 211, 259, 346, 422, 518, 1211, 1477, 2422, 2954, 6401, 7807, 12802, 15614, 36503, 44807, 54649, 73006, 89614, 109298, 255521, 511042, 1350611, 2701222, 9454277, 18908554]

約数ペア:

[(1, 18908554), (2, 9454277), (7, 2701222), (14, 1350611), (37, 511042), (74, 255521), (173, 109298), (211, 89614), (259, 73006), (346, 54649), (422, 44807), (518, 36503), (1211, 15614), (1477, 12802), (2422, 7807), (2954, 6401)]