20798492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2797}}^1$

素因数の和:2838

約数の個数: 36

約数和(自身を含む): 43010856

約数和(自身を除く): 22212364

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1859, 2797, 3718, 5594, 7436, 11188, 30767, 36361, 61534, 72722, 123068, 145444, 399971, 472693, 799942, 945386, 1599884, 1890772, 5199623, 10399246, 20798492]

約数ペア:

[(1, 20798492), (2, 10399246), (4, 5199623), (11, 1890772), (13, 1599884), (22, 945386), (26, 799942), (44, 472693), (52, 399971), (143, 145444), (169, 123068), (286, 72722), (338, 61534), (572, 36361), (676, 30767), (1859, 11188), (2797, 7436), (3718, 5594)]