18499876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1381}}^1$

素因数の和:1599

約数の個数: 24

約数和(自身を含む): 34478136

約数和(自身を除く): 15978260

約数列:

[1, 2, 4, 17, 34, 68, 197, 394, 788, 1381, 2762, 3349, 5524, 6698, 13396, 23477, 46954, 93908, 272057, 544114, 1088228, 4624969, 9249938, 18499876]

約数ペア:

[(1, 18499876), (2, 9249938), (4, 4624969), (17, 1088228), (34, 544114), (68, 272057), (197, 93908), (394, 46954), (788, 23477), (1381, 13396), (2762, 6698), (3349, 5524)]