18761244

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 45357312

約数和(自身を除く): 26596068

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 103, 129, 172, 206, 258, 309, 353, 412, 516, 618, 706, 1059, 1236, 1412, 2118, 4236, 4429, 8858, 13287, 15179, 17716, 26574, 30358, 36359, 45537, 53148, 60716, 72718, 91074, 109077, 145436, 182148, 218154, 436308, 1563437, 3126874, 4690311, 6253748, 9380622, 18761244]

約数ペア:

[(1, 18761244), (2, 9380622), (3, 6253748), (4, 4690311), (6, 3126874), (12, 1563437), (43, 436308), (86, 218154), (103, 182148), (129, 145436), (172, 109077), (206, 91074), (258, 72718), (309, 60716), (353, 53148), (412, 45537), (516, 36359), (618, 30358), (706, 26574), (1059, 17716), (1236, 15179), (1412, 13287), (2118, 8858), (4236, 4429)]