20913468

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3307}}^1$

素因数の和:3362

約数の個数: 48

約数和(自身を含む): 53351424

約数和(自身を除く): 32437956

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 51, 62, 68, 93, 102, 124, 186, 204, 372, 527, 1054, 1581, 2108, 3162, 3307, 6324, 6614, 9921, 13228, 19842, 39684, 56219, 102517, 112438, 168657, 205034, 224876, 307551, 337314, 410068, 615102, 674628, 1230204, 1742789, 3485578, 5228367, 6971156, 10456734, 20913468]

約数ペア:

[(1, 20913468), (2, 10456734), (3, 6971156), (4, 5228367), (6, 3485578), (12, 1742789), (17, 1230204), (31, 674628), (34, 615102), (51, 410068), (62, 337314), (68, 307551), (93, 224876), (102, 205034), (124, 168657), (186, 112438), (204, 102517), (372, 56219), (527, 39684), (1054, 19842), (1581, 13228), (2108, 9921), (3162, 6614), (3307, 6324)]