20339916

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{31981}}^1$

素因数の和:32041

約数の個数: 24

約数和(自身を含む): 48356784

約数和(自身を除く): 28016868

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 31981, 63962, 95943, 127924, 191886, 383772, 1694993, 3389986, 5084979, 6779972, 10169958, 20339916]

約数ペア:

[(1, 20339916), (2, 10169958), (3, 6779972), (4, 5084979), (6, 3389986), (12, 1694993), (53, 383772), (106, 191886), (159, 127924), (212, 95943), (318, 63962), (636, 31981)]