208752430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{8387}}^1$

素因数の和:8544

約数の個数: 32

約数和(自身を含む): 398597760

約数和(自身を除く): 189845330

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 190, 262, 655, 1310, 2489, 4978, 8387, 12445, 16774, 24890, 41935, 83870, 159353, 318706, 796765, 1098697, 1593530, 2197394, 5493485, 10986970, 20875243, 41750486, 104376215, 208752430]

約数ペア:

[(1, 208752430), (2, 104376215), (5, 41750486), (10, 20875243), (19, 10986970), (38, 5493485), (95, 2197394), (131, 1593530), (190, 1098697), (262, 796765), (655, 318706), (1310, 159353), (2489, 83870), (4978, 41935), (8387, 24890), (12445, 16774)]