19140992

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11503}}^1$

素因数の和:11530

約数の個数: 32

約数和(自身を含む): 41069280

約数和(自身を除く): 21928288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11503, 23006, 46012, 92024, 149539, 184048, 299078, 368096, 598156, 736192, 1196312, 1472384, 2392624, 4785248, 9570496, 19140992]

約数ペア:

[(1, 19140992), (2, 9570496), (4, 4785248), (8, 2392624), (13, 1472384), (16, 1196312), (26, 736192), (32, 598156), (52, 368096), (64, 299078), (104, 184048), (128, 149539), (208, 92024), (416, 46012), (832, 23006), (1664, 11503)]