20565245884

素因数分解:

$2^2\times {\mathrm{257}}^1\times {\mathrm{389}}^1\times {\mathrm{51427}}^1$

素因数の和:52077

約数の個数: 24

約数和(自身を含む): 36222797520

約数和(自身を除く): 15657551636

約数列:

[1, 2, 4, 257, 389, 514, 778, 1028, 1556, 51427, 99973, 102854, 199946, 205708, 399892, 13216739, 20005103, 26433478, 40010206, 52866956, 80020412, 5141311471, 10282622942, 20565245884]

約数ペア:

[(1, 20565245884), (2, 10282622942), (4, 5141311471), (257, 80020412), (389, 52866956), (514, 40010206), (778, 26433478), (1028, 20005103), (1556, 13216739), (51427, 399892), (99973, 205708), (102854, 199946)]