1999858256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{547}}^1\times {\mathrm{20773}}^1$

素因数の和:21339

約数の個数: 40

約数和(自身を含む): 4234904544

約数和(自身を除く): 2235046288

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 547, 1094, 2188, 4376, 6017, 8752, 12034, 20773, 24068, 41546, 48136, 83092, 96272, 166184, 228503, 332368, 457006, 914012, 1828024, 3656048, 11362831, 22725662, 45451324, 90902648, 124991141, 181805296, 249982282, 499964564, 999929128, 1999858256]

約数ペア:

[(1, 1999858256), (2, 999929128), (4, 499964564), (8, 249982282), (11, 181805296), (16, 124991141), (22, 90902648), (44, 45451324), (88, 22725662), (176, 11362831), (547, 3656048), (1094, 1828024), (2188, 914012), (4376, 457006), (6017, 332368), (8752, 228503), (12034, 166184), (20773, 96272), (24068, 83092), (41546, 48136)]