20145733904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40616399}}^1$

素因数の和:40616438

約数の個数: 20

約数和(自身を含む): 40291468800

約数和(自身を除く): 20145734896

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40616399, 81232798, 162465596, 324931192, 649862384, 1259108369, 2518216738, 5036433476, 10072866952, 20145733904]

約数ペア:

[(1, 20145733904), (2, 10072866952), (4, 5036433476), (8, 2518216738), (16, 1259108369), (31, 649862384), (62, 324931192), (124, 162465596), (248, 81232798), (496, 40616399)]