18891352

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{8171}}^1$

素因数の和:8211

約数の個数: 24

約数和(自身を含む): 37632060

約数和(自身を除く): 18740708

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 8171, 16342, 32684, 65368, 138907, 277814, 555628, 1111256, 2361419, 4722838, 9445676, 18891352]

約数ペア:

[(1, 18891352), (2, 9445676), (4, 4722838), (8, 2361419), (17, 1111256), (34, 555628), (68, 277814), (136, 138907), (289, 65368), (578, 32684), (1156, 16342), (2312, 8171)]