20175897584

素因数分解:

$2^4\times {\mathrm{2617}}^1\times {\mathrm{481847}}^1$

素因数の和:484472

約数の個数: 20

約数和(自身を含む): 39105819984

約数和(自身を除く): 18929922400

約数列:

[1, 2, 4, 8, 16, 2617, 5234, 10468, 20936, 41872, 481847, 963694, 1927388, 3854776, 7709552, 1260993599, 2521987198, 5043974396, 10087948792, 20175897584]

約数ペア:

[(1, 20175897584), (2, 10087948792), (4, 5043974396), (8, 2521987198), (16, 1260993599), (2617, 7709552), (5234, 3854776), (10468, 1927388), (20936, 963694), (41872, 481847)]