16688384

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 36301440

約数和(自身を除く): 19613056

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 73, 76, 94, 128, 146, 152, 188, 256, 292, 304, 376, 584, 608, 752, 893, 1168, 1216, 1387, 1504, 1786, 2336, 2432, 2774, 3008, 3431, 3572, 4672, 4864, 5548, 6016, 6862, 7144, 9344, 11096, 12032, 13724, 14288, 18688, 22192, 27448, 28576, 44384, 54896, 57152, 65189, 88768, 109792, 114304, 130378, 177536, 219584, 228608, 260756, 355072, 439168, 521512, 878336, 1043024, 2086048, 4172096, 8344192, 16688384]

約数ペア:

[(1, 16688384), (2, 8344192), (4, 4172096), (8, 2086048), (16, 1043024), (19, 878336), (32, 521512), (38, 439168), (47, 355072), (64, 260756), (73, 228608), (76, 219584), (94, 177536), (128, 130378), (146, 114304), (152, 109792), (188, 88768), (256, 65189), (292, 57152), (304, 54896), (376, 44384), (584, 28576), (608, 27448), (752, 22192), (893, 18688), (1168, 14288), (1216, 13724), (1387, 12032), (1504, 11096), (1786, 9344), (2336, 7144), (2432, 6862), (2774, 6016), (3008, 5548), (3431, 4864), (3572, 4672)]