20172357268

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{89797}}^1$

素因数の和:89992

約数の個数: 48

約数和(自身を含む): 41275471104

約数和(自身を除く): 21103113836

約数列:

[1, 2, 4, 7, 14, 28, 71, 113, 142, 226, 284, 452, 497, 791, 994, 1582, 1988, 3164, 8023, 16046, 32092, 56161, 89797, 112322, 179594, 224644, 359188, 628579, 1257158, 2514316, 6375587, 10147061, 12751174, 20294122, 25502348, 40588244, 44629109, 71029427, 89258218, 142058854, 178516436, 284117708, 720441331, 1440882662, 2881765324, 5043089317, 10086178634, 20172357268]

約数ペア:

[(1, 20172357268), (2, 10086178634), (4, 5043089317), (7, 2881765324), (14, 1440882662), (28, 720441331), (71, 284117708), (113, 178516436), (142, 142058854), (226, 89258218), (284, 71029427), (452, 44629109), (497, 40588244), (791, 25502348), (994, 20294122), (1582, 12751174), (1988, 10147061), (3164, 6375587), (8023, 2514316), (16046, 1257158), (32092, 628579), (56161, 359188), (89797, 224644), (112322, 179594)]