220784038

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1\times {\mathrm{4943}}^1$

素因数の和:5939

約数の個数: 16

約数和(自身を含む): 346000896

約数和(自身を除く): 125216858

約数列:

[1, 2, 23, 46, 971, 1942, 4943, 9886, 22333, 44666, 113689, 227378, 4799653, 9599306, 110392019, 220784038]

約数ペア:

[(1, 220784038), (2, 110392019), (23, 9599306), (46, 4799653), (971, 227378), (1942, 113689), (4943, 44666), (9886, 22333)]