20123687906

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1\times {\mathrm{58543}}^1$

素因数の和:59166

約数の個数: 32

約数和(自身を含む): 35362449408

約数和(自身を除く): 15238761502

約数列:

[1, 2, 7, 14, 43, 86, 301, 571, 602, 1142, 3997, 7994, 24553, 49106, 58543, 117086, 171871, 343742, 409801, 819602, 2517349, 5034698, 17621443, 33428053, 35242886, 66856106, 233996371, 467992742, 1437406279, 2874812558, 10061843953, 20123687906]

約数ペア:

[(1, 20123687906), (2, 10061843953), (7, 2874812558), (14, 1437406279), (43, 467992742), (86, 233996371), (301, 66856106), (571, 35242886), (602, 33428053), (1142, 17621443), (3997, 5034698), (7994, 2517349), (24553, 819602), (49106, 409801), (58543, 343742), (117086, 171871)]