17730388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 36578304

約数和(自身を除く): 18847916

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 124, 221, 403, 442, 527, 647, 806, 884, 1054, 1294, 1612, 2108, 2588, 6851, 8411, 10999, 13702, 16822, 20057, 21998, 27404, 33644, 40114, 43996, 80228, 142987, 260741, 285974, 340969, 521482, 571948, 681938, 1042964, 1363876, 4432597, 8865194, 17730388]

約数ペア:

[(1, 17730388), (2, 8865194), (4, 4432597), (13, 1363876), (17, 1042964), (26, 681938), (31, 571948), (34, 521482), (52, 340969), (62, 285974), (68, 260741), (124, 142987), (221, 80228), (403, 43996), (442, 40114), (527, 33644), (647, 27404), (806, 21998), (884, 20057), (1054, 16822), (1294, 13702), (1612, 10999), (2108, 8411), (2588, 6851)]