18653658

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4253}}^1$

素因数の和:4318

約数の個数: 32

約数和(自身を含む): 40430016

約数和(自身を除く): 21776358

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 86, 102, 129, 258, 731, 1462, 2193, 4253, 4386, 8506, 12759, 25518, 72301, 144602, 182879, 216903, 365758, 433806, 548637, 1097274, 3108943, 6217886, 9326829, 18653658]

約数ペア:

[(1, 18653658), (2, 9326829), (3, 6217886), (6, 3108943), (17, 1097274), (34, 548637), (43, 433806), (51, 365758), (86, 216903), (102, 182879), (129, 144602), (258, 72301), (731, 25518), (1462, 12759), (2193, 8506), (4253, 4386)]