18458356

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 38247552

約数和(自身を除く): 19789196

約数列:

[1, 2, 4, 7, 14, 28, 61, 101, 107, 122, 202, 214, 244, 404, 427, 428, 707, 749, 854, 1414, 1498, 1708, 2828, 2996, 6161, 6527, 10807, 12322, 13054, 21614, 24644, 26108, 43127, 43228, 45689, 75649, 86254, 91378, 151298, 172508, 182756, 302596, 659227, 1318454, 2636908, 4614589, 9229178, 18458356]

約数ペア:

[(1, 18458356), (2, 9229178), (4, 4614589), (7, 2636908), (14, 1318454), (28, 659227), (61, 302596), (101, 182756), (107, 172508), (122, 151298), (202, 91378), (214, 86254), (244, 75649), (404, 45689), (427, 43228), (428, 43127), (707, 26108), (749, 24644), (854, 21614), (1414, 13054), (1498, 12322), (1708, 10807), (2828, 6527), (2996, 6161)]