19996768

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{56809}}^1$

素因数の和:56830

約数の個数: 24

約数和(自身を含む): 42948360

約数和(自身を除く): 22951592

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 56809, 113618, 227236, 454472, 624899, 908944, 1249798, 1817888, 2499596, 4999192, 9998384, 19996768]

約数ペア:

[(1, 19996768), (2, 9998384), (4, 4999192), (8, 2499596), (11, 1817888), (16, 1249798), (22, 908944), (32, 624899), (44, 454472), (88, 227236), (176, 113618), (352, 56809)]