18620806

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5281}}^1$

素因数の和:5367

約数の個数: 16

約数和(自身を含む): 29283408

約数和(自身を除く): 10662602

約数列:

[1, 2, 41, 43, 82, 86, 1763, 3526, 5281, 10562, 216521, 227083, 433042, 454166, 9310403, 18620806]

約数ペア:

[(1, 18620806), (2, 9310403), (41, 454166), (43, 433042), (82, 227083), (86, 216521), (1763, 10562), (3526, 5281)]