17990554

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{9539}}^1$

素因数の和:9605

約数の個数: 16

約数和(自身を含む): 28848960

約数和(自身を除く): 10858406

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 9539, 19078, 219397, 391099, 438794, 782198, 8995277, 17990554]

約数ペア:

[(1, 17990554), (2, 8995277), (23, 782198), (41, 438794), (46, 391099), (82, 219397), (943, 19078), (1886, 9539)]