20988528044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3038293}}^1$

素因数の和:3038465

約数の個数: 24

約数和(自身を含む): 40324237968

約数和(自身を除く): 19335709924

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 3038293, 6076586, 12153172, 33421223, 66842446, 133684892, 477012001, 954024002, 1908048004, 5247132011, 10494264022, 20988528044]

約数ペア:

[(1, 20988528044), (2, 10494264022), (4, 5247132011), (11, 1908048004), (22, 954024002), (44, 477012001), (157, 133684892), (314, 66842446), (628, 33421223), (1727, 12153172), (3454, 6076586), (6908, 3038293)]