20195572096

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{979987}}^1$

素因数の和:980031

約数の個数: 64

約数和(自身を含む): 47980212480

約数和(自身を除く): 27784640384

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 322, 368, 448, 644, 736, 896, 1288, 1472, 2576, 2944, 5152, 10304, 20608, 979987, 1959974, 3919948, 6859909, 7839896, 13719818, 15679792, 22539701, 27439636, 31359584, 45079402, 54879272, 62719168, 90158804, 109758544, 125438336, 157777907, 180317608, 219517088, 315555814, 360635216, 439034176, 631111628, 721270432, 878068352, 1262223256, 1442540864, 2524446512, 2885081728, 5048893024, 10097786048, 20195572096]

約数ペア:

[(1, 20195572096), (2, 10097786048), (4, 5048893024), (7, 2885081728), (8, 2524446512), (14, 1442540864), (16, 1262223256), (23, 878068352), (28, 721270432), (32, 631111628), (46, 439034176), (56, 360635216), (64, 315555814), (92, 219517088), (112, 180317608), (128, 157777907), (161, 125438336), (184, 109758544), (224, 90158804), (322, 62719168), (368, 54879272), (448, 45079402), (644, 31359584), (736, 27439636), (896, 22539701), (1288, 15679792), (1472, 13719818), (2576, 7839896), (2944, 6859909), (5152, 3919948), (10304, 1959974), (20608, 979987)]