18290048

素因数分解:

$2^7\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 42228000

約数和(自身を除く): 23937952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 149, 224, 274, 298, 448, 548, 596, 896, 959, 1043, 1096, 1192, 1918, 2086, 2192, 2384, 3836, 4172, 4384, 4768, 7672, 8344, 8768, 9536, 15344, 16688, 17536, 19072, 20413, 30688, 33376, 40826, 61376, 66752, 81652, 122752, 133504, 142891, 163304, 285782, 326608, 571564, 653216, 1143128, 1306432, 2286256, 2612864, 4572512, 9145024, 18290048]

約数ペア:

[(1, 18290048), (2, 9145024), (4, 4572512), (7, 2612864), (8, 2286256), (14, 1306432), (16, 1143128), (28, 653216), (32, 571564), (56, 326608), (64, 285782), (112, 163304), (128, 142891), (137, 133504), (149, 122752), (224, 81652), (274, 66752), (298, 61376), (448, 40826), (548, 33376), (596, 30688), (896, 20413), (959, 19072), (1043, 17536), (1096, 16688), (1192, 15344), (1918, 9536), (2086, 8768), (2192, 8344), (2384, 7672), (3836, 4768), (4172, 4384)]