218549396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{32083}}^1$

素因数の和:32231

約数の個数: 24

約数和(自身を含む): 415038624

約数和(自身を除く): 196489228

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 6812, 32083, 64166, 128332, 417079, 834158, 1668316, 4202873, 8405746, 16811492, 54637349, 109274698, 218549396]

約数ペア:

[(1, 218549396), (2, 109274698), (4, 54637349), (13, 16811492), (26, 8405746), (52, 4202873), (131, 1668316), (262, 834158), (524, 417079), (1703, 128332), (3406, 64166), (6812, 32083)]