20512578234

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{638663}}^1$

素因数の和:638822

約数の個数: 32

約数和(自身を含む): 42213135744

約数和(自身を除く): 21700557510

約数列:

[1, 2, 3, 6, 53, 101, 106, 159, 202, 303, 318, 606, 5353, 10706, 16059, 32118, 638663, 1277326, 1915989, 3831978, 33849139, 64504963, 67698278, 101547417, 129009926, 193514889, 203094834, 387029778, 3418763039, 6837526078, 10256289117, 20512578234]

約数ペア:

[(1, 20512578234), (2, 10256289117), (3, 6837526078), (6, 3418763039), (53, 387029778), (101, 203094834), (106, 193514889), (159, 129009926), (202, 101547417), (303, 67698278), (318, 64504963), (606, 33849139), (5353, 3831978), (10706, 1915989), (16059, 1277326), (32118, 638663)]