20123667752

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{6968029}}^1$

素因数の和:6968073

約数の個数: 24

約数和(自身を含む): 39822291450

約数和(自身を除く): 19698623698

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 6968029, 13936058, 27872116, 55744232, 132392551, 264785102, 529570204, 1059140408, 2515458469, 5030916938, 10061833876, 20123667752]

約数ペア:

[(1, 20123667752), (2, 10061833876), (4, 5030916938), (8, 2515458469), (19, 1059140408), (38, 529570204), (76, 264785102), (152, 132392551), (361, 55744232), (722, 27872116), (1444, 13936058), (2888, 6968029)]