18715691874

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3993959}}^1$

素因数の和:3994046

約数の個数: 32

約数和(自身を含む): 41409377280

約数和(自身を除く): 22693685406

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4686, 3993959, 7987918, 11981877, 23963754, 43933549, 87867098, 131800647, 263601294, 283571089, 567142178, 850713267, 1701426534, 3119281979, 6238563958, 9357845937, 18715691874]

約数ペア:

[(1, 18715691874), (2, 9357845937), (3, 6238563958), (6, 3119281979), (11, 1701426534), (22, 850713267), (33, 567142178), (66, 283571089), (71, 263601294), (142, 131800647), (213, 87867098), (426, 43933549), (781, 23963754), (1562, 11981877), (2343, 7987918), (4686, 3993959)]