18040904

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8707}}^1$

素因数の和:8757

約数の個数: 32

約数和(自身を含む): 39708480

約数和(自身を除く): 21667576

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 8707, 17414, 34828, 60949, 69656, 121898, 243796, 322159, 487592, 644318, 1288636, 2255113, 2577272, 4510226, 9020452, 18040904]

約数ペア:

[(1, 18040904), (2, 9020452), (4, 4510226), (7, 2577272), (8, 2255113), (14, 1288636), (28, 644318), (37, 487592), (56, 322159), (74, 243796), (148, 121898), (259, 69656), (296, 60949), (518, 34828), (1036, 17414), (2072, 8707)]