201638954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{213149}}^1$

素因数の和:213205

約数の個数: 16

約数和(自身を含む): 337629600

約数和(自身を除く): 135990646

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 213149, 426298, 2344639, 4689278, 9165407, 18330814, 100819477, 201638954]

約数ペア:

[(1, 201638954), (2, 100819477), (11, 18330814), (22, 9165407), (43, 4689278), (86, 2344639), (473, 426298), (946, 213149)]