20087957233

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1\times {\mathrm{661}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 21860616960

約数和(自身を除く): 1772659727

約数列:

[1, 19, 53, 103, 293, 661, 1007, 1957, 5459, 5567, 12559, 15529, 30179, 35033, 68083, 103721, 193673, 295051, 573401, 665627, 1293577, 1599487, 3608399, 3679787, 10264669, 19948319, 30390253, 68559581, 195028711, 379018061, 1057260907, 20087957233]

約数ペア:

[(1, 20087957233), (19, 1057260907), (53, 379018061), (103, 195028711), (293, 68559581), (661, 30390253), (1007, 19948319), (1957, 10264669), (5459, 3679787), (5567, 3608399), (12559, 1599487), (15529, 1293577), (30179, 665627), (35033, 573401), (68083, 295051), (103721, 193673)]