18878161742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1171}}^1\times {\mathrm{10321}}^1$

素因数の和:11576

約数の個数: 32

約数和(自身を含む): 31356419328

約数和(自身を除く): 12478257586

約数列:

[1, 2, 11, 22, 71, 142, 781, 1171, 1562, 2342, 10321, 12881, 20642, 25762, 83141, 113531, 166282, 227062, 732791, 914551, 1465582, 1829102, 8060701, 12085891, 16121402, 24171782, 132944801, 265889602, 858098261, 1716196522, 9439080871, 18878161742]

約数ペア:

[(1, 18878161742), (2, 9439080871), (11, 1716196522), (22, 858098261), (71, 265889602), (142, 132944801), (781, 24171782), (1171, 16121402), (1562, 12085891), (2342, 8060701), (10321, 1829102), (12881, 1465582), (20642, 914551), (25762, 732791), (83141, 227062), (113531, 166282)]