18939158

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 33593088

約数和(自身を除く): 14653930

約数列:

[1, 2, 7, 14, 61, 67, 122, 134, 331, 427, 469, 662, 854, 938, 2317, 4087, 4634, 8174, 20191, 22177, 28609, 40382, 44354, 57218, 141337, 155239, 282674, 310478, 1352797, 2705594, 9469579, 18939158]

約数ペア:

[(1, 18939158), (2, 9469579), (7, 2705594), (14, 1352797), (61, 310478), (67, 282674), (122, 155239), (134, 141337), (331, 57218), (427, 44354), (469, 40382), (662, 28609), (854, 22177), (938, 20191), (2317, 8174), (4087, 4634)]