19931152

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{65563}}^1$

素因数の和:65590

約数の個数: 20

約数和(自身を含む): 40649680

約数和(自身を除く): 20718528

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 65563, 131126, 262252, 524504, 1049008, 1245697, 2491394, 4982788, 9965576, 19931152]

約数ペア:

[(1, 19931152), (2, 9965576), (4, 4982788), (8, 2491394), (16, 1245697), (19, 1049008), (38, 524504), (76, 262252), (152, 131126), (304, 65563)]