20809104

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{22817}}^1$

素因数の和:22847

約数の個数: 40

約数和(自身を含む): 56588640

約数和(自身を除く): 35779536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 22817, 45634, 68451, 91268, 136902, 182536, 273804, 365072, 433523, 547608, 867046, 1095216, 1300569, 1734092, 2601138, 3468184, 5202276, 6936368, 10404552, 20809104]

約数ペア:

[(1, 20809104), (2, 10404552), (3, 6936368), (4, 5202276), (6, 3468184), (8, 2601138), (12, 1734092), (16, 1300569), (19, 1095216), (24, 867046), (38, 547608), (48, 433523), (57, 365072), (76, 273804), (114, 182536), (152, 136902), (228, 91268), (304, 68451), (456, 45634), (912, 22817)]