38894768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{991}}^1$

素因数の和:1233

約数の個数: 40

約数和(自身を含む): 82661376

約数和(自身を除く): 43766608

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 223, 446, 892, 991, 1784, 1982, 2453, 3568, 3964, 4906, 7928, 9812, 10901, 15856, 19624, 21802, 39248, 43604, 87208, 174416, 220993, 441986, 883972, 1767944, 2430923, 3535888, 4861846, 9723692, 19447384, 38894768]

約数ペア:

[(1, 38894768), (2, 19447384), (4, 9723692), (8, 4861846), (11, 3535888), (16, 2430923), (22, 1767944), (44, 883972), (88, 441986), (176, 220993), (223, 174416), (446, 87208), (892, 43604), (991, 39248), (1784, 21802), (1982, 19624), (2453, 15856), (3568, 10901), (3964, 9812), (4906, 7928)]