39620187

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1039}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 60569600

約数和(自身を除く): 20949413

約数列:

[1, 3, 9, 19, 57, 171, 223, 669, 1039, 2007, 3117, 4237, 9351, 12711, 19741, 38133, 59223, 177669, 231697, 695091, 2085273, 4402243, 13206729, 39620187]

約数ペア:

[(1, 39620187), (3, 13206729), (9, 4402243), (19, 2085273), (57, 695091), (171, 231697), (223, 177669), (669, 59223), (1039, 38133), (2007, 19741), (3117, 12711), (4237, 9351)]