20439738

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{103231}}^1$

素因数の和:103250

約数の個数: 24

約数和(自身を含む): 48312576

約数和(自身を除く): 27872838

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 103231, 206462, 309693, 619386, 929079, 1135541, 1858158, 2271082, 3406623, 6813246, 10219869, 20439738]

約数ペア:

[(1, 20439738), (2, 10219869), (3, 6813246), (6, 3406623), (9, 2271082), (11, 1858158), (18, 1135541), (22, 929079), (33, 619386), (66, 309693), (99, 206462), (198, 103231)]