20858528068

素因数分解:

$2^2\times 7^1\times {\mathrm{15101}}^1\times {\mathrm{49331}}^1$

素因数の和:64443

約数の個数: 24

約数和(自身を含む): 41720664384

約数和(自身を除く): 20862136316

約数列:

[1, 2, 4, 7, 14, 28, 15101, 30202, 49331, 60404, 98662, 105707, 197324, 211414, 345317, 422828, 690634, 1381268, 744947431, 1489894862, 2979789724, 5214632017, 10429264034, 20858528068]

約数ペア:

[(1, 20858528068), (2, 10429264034), (4, 5214632017), (7, 2979789724), (14, 1489894862), (28, 744947431), (15101, 1381268), (30202, 690634), (49331, 422828), (60404, 345317), (98662, 211414), (105707, 197324)]