20564596

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1049}}^1$

素因数の和:1108

約数の個数: 36

約数和(自身を含む): 40351500

約数和(自身を除く): 19786904

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 169, 338, 377, 676, 754, 1049, 1508, 2098, 4196, 4901, 9802, 13637, 19604, 27274, 30421, 54548, 60842, 121684, 177281, 354562, 395473, 709124, 790946, 1581892, 5141149, 10282298, 20564596]

約数ペア:

[(1, 20564596), (2, 10282298), (4, 5141149), (13, 1581892), (26, 790946), (29, 709124), (52, 395473), (58, 354562), (116, 177281), (169, 121684), (338, 60842), (377, 54548), (676, 30421), (754, 27274), (1049, 19604), (1508, 13637), (2098, 9802), (4196, 4901)]