2078636

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1217}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 4228896

約数和(自身を除く): 2150260

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1217, 1708, 2434, 4868, 8519, 17038, 34076, 74237, 148474, 296948, 519659, 1039318, 2078636]

約数ペア:

[(1, 2078636), (2, 1039318), (4, 519659), (7, 296948), (14, 148474), (28, 74237), (61, 34076), (122, 17038), (244, 8519), (427, 4868), (854, 2434), (1217, 1708)]