18429824

素因数分解:

$2^7\times 7^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 42725760

約数和(自身を除く): 24295936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 128, 134, 224, 268, 307, 448, 469, 536, 614, 896, 938, 1072, 1228, 1876, 2144, 2149, 2456, 3752, 4288, 4298, 4912, 7504, 8576, 8596, 9824, 15008, 17192, 19648, 20569, 30016, 34384, 39296, 41138, 60032, 68768, 82276, 137536, 143983, 164552, 275072, 287966, 329104, 575932, 658208, 1151864, 1316416, 2303728, 2632832, 4607456, 9214912, 18429824]

約数ペア:

[(1, 18429824), (2, 9214912), (4, 4607456), (7, 2632832), (8, 2303728), (14, 1316416), (16, 1151864), (28, 658208), (32, 575932), (56, 329104), (64, 287966), (67, 275072), (112, 164552), (128, 143983), (134, 137536), (224, 82276), (268, 68768), (307, 60032), (448, 41138), (469, 39296), (536, 34384), (614, 30016), (896, 20569), (938, 19648), (1072, 17192), (1228, 15008), (1876, 9824), (2144, 8596), (2149, 8576), (2456, 7504), (3752, 4912), (4288, 4298)]