20405934

素因数分解:

$2^1\times 3^2\times {\mathrm{367}}^1\times {\mathrm{3089}}^1$

素因数の和:3464

約数の個数: 24

約数和(自身を含む): 44347680

約数和(自身を除く): 23941746

約数列:

[1, 2, 3, 6, 9, 18, 367, 734, 1101, 2202, 3089, 3303, 6178, 6606, 9267, 18534, 27801, 55602, 1133663, 2267326, 3400989, 6801978, 10202967, 20405934]

約数ペア:

[(1, 20405934), (2, 10202967), (3, 6801978), (6, 3400989), (9, 2267326), (18, 1133663), (367, 55602), (734, 27801), (1101, 18534), (2202, 9267), (3089, 6606), (3303, 6178)]