20149386437

素因数分解:

${\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 21822353280

約数和(自身を除く): 1672966843

約数列:

[1, 19, 67, 157, 181, 557, 1273, 2983, 3439, 10519, 10583, 12127, 28417, 37319, 87449, 100817, 199861, 230413, 539923, 709061, 1661531, 1903939, 1915523, 5859083, 6754739, 15828269, 36174841, 111322577, 128340041, 300737111, 1060494023, 20149386437]

約数ペア:

[(1, 20149386437), (19, 1060494023), (67, 300737111), (157, 128340041), (181, 111322577), (557, 36174841), (1273, 15828269), (2983, 6754739), (3439, 5859083), (10519, 1915523), (10583, 1903939), (12127, 1661531), (28417, 709061), (37319, 539923), (87449, 230413), (100817, 199861)]