18260913

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 9317967

約数列:

[1, 3, 11, 33, 59, 83, 113, 177, 249, 339, 649, 913, 1243, 1947, 2739, 3729, 4897, 6667, 9379, 14691, 20001, 28137, 53867, 73337, 103169, 161601, 220011, 309507, 553361, 1660083, 6086971, 18260913]

約数ペア:

[(1, 18260913), (3, 6086971), (11, 1660083), (33, 553361), (59, 309507), (83, 220011), (113, 161601), (177, 103169), (249, 73337), (339, 53867), (649, 28137), (913, 20001), (1243, 14691), (1947, 9379), (2739, 6667), (3729, 4897)]