18944337

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 8634543

約数列:

[1, 3, 29, 41, 47, 87, 113, 123, 141, 339, 1189, 1363, 1927, 3277, 3567, 4089, 4633, 5311, 5781, 9831, 13899, 15933, 55883, 134357, 154019, 167649, 217751, 403071, 462057, 653253, 6314779, 18944337]

約数ペア:

[(1, 18944337), (3, 6314779), (29, 653253), (41, 462057), (47, 403071), (87, 217751), (113, 167649), (123, 154019), (141, 134357), (339, 55883), (1189, 15933), (1363, 13899), (1927, 9831), (3277, 5781), (3567, 5311), (4089, 4633)]