220535728

素因数分解:

$2^4\times 7^1\times {\mathrm{1969069}}^1$

素因数の和:1969084

約数の個数: 20

約数和(自身を含む): 488329360

約数和(自身を除く): 267793632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1969069, 3938138, 7876276, 13783483, 15752552, 27566966, 31505104, 55133932, 110267864, 220535728]

約数ペア:

[(1, 220535728), (2, 110267864), (4, 55133932), (7, 31505104), (8, 27566966), (14, 15752552), (16, 13783483), (28, 7876276), (56, 3938138), (112, 1969069)]