28081892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2971}}^1$

素因数の和:3131

約数の個数: 24

約数和(自身を含む): 52426080

約数和(自身を除く): 24344188

約数列:

[1, 2, 4, 17, 34, 68, 139, 278, 556, 2363, 2971, 4726, 5942, 9452, 11884, 50507, 101014, 202028, 412969, 825938, 1651876, 7020473, 14040946, 28081892]

約数ペア:

[(1, 28081892), (2, 14040946), (4, 7020473), (17, 1651876), (34, 825938), (68, 412969), (139, 202028), (278, 101014), (556, 50507), (2363, 11884), (2971, 9452), (4726, 5942)]