20467055

素因数分解:

$5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{601}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 28823760

約数和(自身を除く): 8356705

約数列:

[1, 5, 7, 35, 49, 139, 245, 601, 695, 973, 3005, 4207, 4865, 6811, 21035, 29449, 34055, 83539, 147245, 417695, 584773, 2923865, 4093411, 20467055]

約数ペア:

[(1, 20467055), (5, 4093411), (7, 2923865), (35, 584773), (49, 417695), (139, 147245), (245, 83539), (601, 34055), (695, 29449), (973, 21035), (3005, 6811), (4207, 4865)]