2008120778

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1\times {\mathrm{21557}}^1$

素因数の和:22597

約数の個数: 16

約数和(自身を含む): 3079517184

約数和(自身を除く): 1071396406

約数列:

[1, 2, 47, 94, 991, 1982, 21557, 43114, 46577, 93154, 1013179, 2026358, 21362987, 42725974, 1004060389, 2008120778]

約数ペア:

[(1, 2008120778), (2, 1004060389), (47, 42725974), (94, 21362987), (991, 2026358), (1982, 1013179), (21557, 93154), (43114, 46577)]