219771656

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{162553}}^1$

素因数の和:162585

約数の個数: 24

約数和(自身を含む): 446210730

約数和(自身を除く): 226439074

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 162553, 325106, 650212, 1300424, 2113189, 4226378, 8452756, 16905512, 27471457, 54942914, 109885828, 219771656]

約数ペア:

[(1, 219771656), (2, 109885828), (4, 54942914), (8, 27471457), (13, 16905512), (26, 8452756), (52, 4226378), (104, 2113189), (169, 1300424), (338, 650212), (676, 325106), (1352, 162553)]