20033188

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8039}}^1$

素因数の和:8139

約数の個数: 24

約数和(自身を含む): 40521600

約数和(自身を除く): 20488412

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8039, 16078, 32156, 56273, 112546, 225092, 715471, 1430942, 2861884, 5008297, 10016594, 20033188]

約数ペア:

[(1, 20033188), (2, 10016594), (4, 5008297), (7, 2861884), (14, 1430942), (28, 715471), (89, 225092), (178, 112546), (356, 56273), (623, 32156), (1246, 16078), (2492, 8039)]