20155941

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9067}}^1$

素因数の和:9105

約数の個数: 24

約数和(自身を含む): 33007520

約数和(自身を除く): 12851579

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 9067, 27201, 81603, 117871, 172273, 353613, 516819, 1060839, 1550457, 2239549, 6718647, 20155941]

約数ペア:

[(1, 20155941), (3, 6718647), (9, 2239549), (13, 1550457), (19, 1060839), (39, 516819), (57, 353613), (117, 172273), (171, 117871), (247, 81603), (741, 27201), (2223, 9067)]