18767120

素因数分解:

$2^4\times 5^1\times {\mathrm{234589}}^1$

素因数の和:234602

約数の個数: 20

約数和(自身を含む): 43633740

約数和(自身を除く): 24866620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 234589, 469178, 938356, 1172945, 1876712, 2345890, 3753424, 4691780, 9383560, 18767120]

約数ペア:

[(1, 18767120), (2, 9383560), (4, 4691780), (5, 3753424), (8, 2345890), (10, 1876712), (16, 1172945), (20, 938356), (40, 469178), (80, 234589)]