20937228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{134213}}^1$

素因数の和:134233

約数の個数: 24

約数和(自身を含む): 52611888

約数和(自身を除く): 31674660

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 134213, 268426, 402639, 536852, 805278, 1610556, 1744769, 3489538, 5234307, 6979076, 10468614, 20937228]

約数ペア:

[(1, 20937228), (2, 10468614), (3, 6979076), (4, 5234307), (6, 3489538), (12, 1744769), (13, 1610556), (26, 805278), (39, 536852), (52, 402639), (78, 268426), (156, 134213)]