20803973165

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1709}}^1\times {\mathrm{2269}}^1$

素因数の和:4049

約数の個数: 32

約数和(自身を含む): 26550828000

約数和(自身を除く): 5746854835

約数列:

[1, 5, 29, 37, 145, 185, 1073, 1709, 2269, 5365, 8545, 11345, 49561, 63233, 65801, 83953, 247805, 316165, 329005, 419765, 1833757, 2434637, 3877721, 9168785, 12173185, 19388605, 112453909, 143475677, 562269545, 717378385, 4160794633, 20803973165]

約数ペア:

[(1, 20803973165), (5, 4160794633), (29, 717378385), (37, 562269545), (145, 143475677), (185, 112453909), (1073, 19388605), (1709, 12173185), (2269, 9168785), (5365, 3877721), (8545, 2434637), (11345, 1833757), (49561, 419765), (63233, 329005), (65801, 316165), (83953, 247805)]