16557838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 28968192

約数和(自身を除く): 12410354

約数列:

[1, 2, 11, 22, 23, 43, 46, 86, 253, 473, 506, 761, 946, 989, 1522, 1978, 8371, 10879, 16742, 17503, 21758, 32723, 35006, 65446, 192533, 359953, 385066, 719906, 752629, 1505258, 8278919, 16557838]

約数ペア:

[(1, 16557838), (2, 8278919), (11, 1505258), (22, 752629), (23, 719906), (43, 385066), (46, 359953), (86, 192533), (253, 65446), (473, 35006), (506, 32723), (761, 21758), (946, 17503), (989, 16742), (1522, 10879), (1978, 8371)]