8686864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 18045720

約数和(自身を除く): 9358856

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 109, 136, 218, 272, 293, 436, 586, 872, 1172, 1744, 1853, 2344, 3706, 4688, 4981, 7412, 9962, 14824, 19924, 29648, 31937, 39848, 63874, 79696, 127748, 255496, 510992, 542929, 1085858, 2171716, 4343432, 8686864]

約数ペア:

[(1, 8686864), (2, 4343432), (4, 2171716), (8, 1085858), (16, 542929), (17, 510992), (34, 255496), (68, 127748), (109, 79696), (136, 63874), (218, 39848), (272, 31937), (293, 29648), (436, 19924), (586, 14824), (872, 9962), (1172, 7412), (1744, 4981), (1853, 4688), (2344, 3706)]