18397168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{829}}^1$

素因数の和:929

約数の個数: 40

約数和(自身を含む): 38080400

約数和(自身を除く): 19683232

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 829, 1168, 1387, 1658, 2774, 3316, 5548, 6632, 11096, 13264, 15751, 22192, 31502, 60517, 63004, 121034, 126008, 242068, 252016, 484136, 968272, 1149823, 2299646, 4599292, 9198584, 18397168]

約数ペア:

[(1, 18397168), (2, 9198584), (4, 4599292), (8, 2299646), (16, 1149823), (19, 968272), (38, 484136), (73, 252016), (76, 242068), (146, 126008), (152, 121034), (292, 63004), (304, 60517), (584, 31502), (829, 22192), (1168, 15751), (1387, 13264), (1658, 11096), (2774, 6632), (3316, 5548)]