2218443664

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{1346143}}^1$

素因数の和:1346254

約数の個数: 20

約数和(自身を含む): 4339968256

約数和(自身を除く): 2121524592

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 1346143, 2692286, 5384572, 10769144, 21538288, 138652729, 277305458, 554610916, 1109221832, 2218443664]

約数ペア:

[(1, 2218443664), (2, 1109221832), (4, 554610916), (8, 277305458), (16, 138652729), (103, 21538288), (206, 10769144), (412, 5384572), (824, 2692286), (1648, 1346143)]