20026304

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:457

約数の個数: 56

約数和(自身を含む): 42915840

約数和(自身を除く): 22889536

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 152, 172, 304, 344, 383, 608, 688, 766, 817, 1216, 1376, 1532, 1634, 2752, 3064, 3268, 6128, 6536, 7277, 12256, 13072, 14554, 16469, 24512, 26144, 29108, 32938, 52288, 58216, 65876, 116432, 131752, 232864, 263504, 312911, 465728, 527008, 625822, 1054016, 1251644, 2503288, 5006576, 10013152, 20026304]

約数ペア:

[(1, 20026304), (2, 10013152), (4, 5006576), (8, 2503288), (16, 1251644), (19, 1054016), (32, 625822), (38, 527008), (43, 465728), (64, 312911), (76, 263504), (86, 232864), (152, 131752), (172, 116432), (304, 65876), (344, 58216), (383, 52288), (608, 32938), (688, 29108), (766, 26144), (817, 24512), (1216, 16469), (1376, 14554), (1532, 13072), (1634, 12256), (2752, 7277), (3064, 6536), (3268, 6128)]