18885518421

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{588169}}^1$

素因数の和:588329

約数の個数: 32

約数和(自身を含む): 31620019200

約数和(自身を除く): 12734500779

約数列:

[1, 3, 7, 11, 21, 33, 77, 139, 231, 417, 973, 1529, 2919, 4587, 10703, 32109, 588169, 1764507, 4117183, 6469859, 12351549, 19409577, 45289013, 81755491, 135867039, 245266473, 572288437, 899310401, 1716865311, 2697931203, 6295172807, 18885518421]

約数ペア:

[(1, 18885518421), (3, 6295172807), (7, 2697931203), (11, 1716865311), (21, 899310401), (33, 572288437), (77, 245266473), (139, 135867039), (231, 81755491), (417, 45289013), (973, 19409577), (1529, 12351549), (2919, 6469859), (4587, 4117183), (10703, 1764507), (32109, 588169)]