20995734

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{431}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 44043264

約数和(自身を除く): 23047530

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 353, 431, 706, 862, 1059, 1293, 2118, 2586, 8119, 9913, 16238, 19826, 24357, 29739, 48714, 59478, 152143, 304286, 456429, 912858, 3499289, 6998578, 10497867, 20995734]

約数ペア:

[(1, 20995734), (2, 10497867), (3, 6998578), (6, 3499289), (23, 912858), (46, 456429), (69, 304286), (138, 152143), (353, 59478), (431, 48714), (706, 29739), (862, 24357), (1059, 19826), (1293, 16238), (2118, 9913), (2586, 8119)]