18220972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59159}}^1$

素因数の和:59181

約数の個数: 24

約数和(自身を含む): 39755520

約数和(自身を除く): 21534548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 59159, 118318, 236636, 414113, 650749, 828226, 1301498, 1656452, 2602996, 4555243, 9110486, 18220972]

約数ペア:

[(1, 18220972), (2, 9110486), (4, 4555243), (7, 2602996), (11, 1656452), (14, 1301498), (22, 828226), (28, 650749), (44, 414113), (77, 236636), (154, 118318), (308, 59159)]