20018789212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5554603}}^1$

素因数の和:5554677

約数の個数: 24

約数和(自身を含む): 37793525616

約数和(自身を除く): 17774736404

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 5554603, 11109206, 22218412, 94428251, 188856502, 294393959, 377713004, 588787918, 1177575836, 5004697303, 10009394606, 20018789212]

約数ペア:

[(1, 20018789212), (2, 10009394606), (4, 5004697303), (17, 1177575836), (34, 588787918), (53, 377713004), (68, 294393959), (106, 188856502), (212, 94428251), (901, 22218412), (1802, 11109206), (3604, 5554603)]