20841238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{30559}}^1$

素因数の和:30603

約数の個数: 16

約数和(自身を含む): 35205120

約数和(自身を除く): 14363882

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 30559, 61118, 336149, 672298, 947329, 1894658, 10420619, 20841238]

約数ペア:

[(1, 20841238), (2, 10420619), (11, 1894658), (22, 947329), (31, 672298), (62, 336149), (341, 61118), (682, 30559)]