18622738

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{557}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 28491480

約数和(自身を除く): 9868742

約数列:

[1, 2, 73, 146, 229, 458, 557, 1114, 16717, 33434, 40661, 81322, 127553, 255106, 9311369, 18622738]

約数ペア:

[(1, 18622738), (2, 9311369), (73, 255106), (146, 127553), (229, 81322), (458, 40661), (557, 33434), (1114, 16717)]