18440085686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{219019}}^1$

素因数の和:219164

約数の個数: 32

約数和(自身を含む): 31223491200

約数和(自身を除く): 12783405514

約数列:

[1, 2, 11, 22, 43, 86, 89, 178, 473, 946, 979, 1958, 3827, 7654, 42097, 84194, 219019, 438038, 2409209, 4818418, 9417817, 18835634, 19492691, 38985382, 103595987, 207191974, 214419601, 428839202, 838185713, 1676371426, 9220042843, 18440085686]

約数ペア:

[(1, 18440085686), (2, 9220042843), (11, 1676371426), (22, 838185713), (43, 428839202), (86, 214419601), (89, 207191974), (178, 103595987), (473, 38985382), (946, 19492691), (979, 18835634), (1958, 9417817), (3827, 4818418), (7654, 2409209), (42097, 438038), (84194, 219019)]