18694328

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4241}}^1$

素因数の和:4295

約数の個数: 32

約数和(自身を含む): 38178000

約数和(自身を除く): 19483672

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4241, 4408, 8482, 16964, 33928, 80579, 122989, 161158, 245978, 322316, 491956, 644632, 983912, 2336791, 4673582, 9347164, 18694328]

約数ペア:

[(1, 18694328), (2, 9347164), (4, 4673582), (8, 2336791), (19, 983912), (29, 644632), (38, 491956), (58, 322316), (76, 245978), (116, 161158), (152, 122989), (232, 80579), (551, 33928), (1102, 16964), (2204, 8482), (4241, 4408)]