20180992

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:416

約数の個数: 52

約数和(自身を含む): 43576120

約数和(自身を除く): 23395128

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 379, 416, 512, 758, 832, 1024, 1516, 1664, 2048, 3032, 3328, 4096, 4927, 6064, 6656, 9854, 12128, 13312, 19708, 24256, 26624, 39416, 48512, 53248, 78832, 97024, 157664, 194048, 315328, 388096, 630656, 776192, 1261312, 1552384, 2522624, 5045248, 10090496, 20180992]

約数ペア:

[(1, 20180992), (2, 10090496), (4, 5045248), (8, 2522624), (13, 1552384), (16, 1261312), (26, 776192), (32, 630656), (52, 388096), (64, 315328), (104, 194048), (128, 157664), (208, 97024), (256, 78832), (379, 53248), (416, 48512), (512, 39416), (758, 26624), (832, 24256), (1024, 19708), (1516, 13312), (1664, 12128), (2048, 9854), (3032, 6656), (3328, 6064), (4096, 4927)]