1966558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1259}}^1$

素因数の和:1343

約数の個数: 16

約数和(自身を含む): 3265920

約数和(自身を除く): 1299362

約数列:

[1, 2, 11, 22, 71, 142, 781, 1259, 1562, 2518, 13849, 27698, 89389, 178778, 983279, 1966558]

約数ペア:

[(1, 1966558), (2, 983279), (11, 178778), (22, 89389), (71, 27698), (142, 13849), (781, 2518), (1259, 1562)]