220189898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 355155840

約数和(自身を除く): 134965942

約数列:

[1, 2, 19, 38, 101, 103, 202, 206, 557, 1114, 1919, 1957, 3838, 3914, 10403, 10583, 20806, 21166, 56257, 57371, 112514, 114742, 197657, 395314, 1068883, 1090049, 2137766, 2180098, 5794471, 11588942, 110094949, 220189898]

約数ペア:

[(1, 220189898), (2, 110094949), (19, 11588942), (38, 5794471), (101, 2180098), (103, 2137766), (202, 1090049), (206, 1068883), (557, 395314), (1114, 197657), (1919, 114742), (1957, 112514), (3838, 57371), (3914, 56257), (10403, 21166), (10583, 20806)]