19913235

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 33903360

約数和(自身を除く): 13990125

約数列:

[1, 3, 5, 15, 19, 57, 95, 107, 285, 321, 535, 653, 1605, 1959, 2033, 3265, 6099, 9795, 10165, 12407, 30495, 37221, 62035, 69871, 186105, 209613, 349355, 1048065, 1327549, 3982647, 6637745, 19913235]

約数ペア:

[(1, 19913235), (3, 6637745), (5, 3982647), (15, 1327549), (19, 1048065), (57, 349355), (95, 209613), (107, 186105), (285, 69871), (321, 62035), (535, 37221), (653, 30495), (1605, 12407), (1959, 10165), (2033, 9795), (3265, 6099)]