18067651

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 23569920

約数和(自身を除く): 5502269

約数列:

[1, 7, 17, 19, 61, 119, 131, 133, 323, 427, 917, 1037, 1159, 2227, 2261, 2489, 7259, 7991, 8113, 15589, 17423, 19703, 42313, 55937, 135847, 137921, 151829, 296191, 950929, 1062803, 2581093, 18067651]

約数ペア:

[(1, 18067651), (7, 2581093), (17, 1062803), (19, 950929), (61, 296191), (119, 151829), (131, 137921), (133, 135847), (323, 55937), (427, 42313), (917, 19703), (1037, 17423), (1159, 15589), (2227, 8113), (2261, 7991), (2489, 7259)]