18364225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1553}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 25435872

約数和(自身を除く): 7071647

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 1553, 2365, 7765, 11825, 17083, 38825, 66779, 85415, 333895, 427075, 734569, 1669475, 3672845, 18364225]

約数ペア:

[(1, 18364225), (5, 3672845), (11, 1669475), (25, 734569), (43, 427075), (55, 333895), (215, 85415), (275, 66779), (473, 38825), (1075, 17083), (1553, 11825), (2365, 7765)]