20162021656

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{64189}}^1$

素因数の和:64352

約数の個数: 64

約数和(自身を含む): 44368128000

約数和(自身を除く): 24206106344

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 79, 142, 158, 284, 316, 497, 553, 568, 632, 994, 1106, 1988, 2212, 3976, 4424, 5609, 11218, 22436, 39263, 44872, 64189, 78526, 128378, 157052, 256756, 314104, 449323, 513512, 898646, 1797292, 3594584, 4557419, 5070931, 9114838, 10141862, 18229676, 20283724, 31901933, 35496517, 36459352, 40567448, 63803866, 70993034, 127607732, 141986068, 255215464, 283972136, 360036101, 720072202, 1440144404, 2520252707, 2880288808, 5040505414, 10081010828, 20162021656]

約数ペア:

[(1, 20162021656), (2, 10081010828), (4, 5040505414), (7, 2880288808), (8, 2520252707), (14, 1440144404), (28, 720072202), (56, 360036101), (71, 283972136), (79, 255215464), (142, 141986068), (158, 127607732), (284, 70993034), (316, 63803866), (497, 40567448), (553, 36459352), (568, 35496517), (632, 31901933), (994, 20283724), (1106, 18229676), (1988, 10141862), (2212, 9114838), (3976, 5070931), (4424, 4557419), (5609, 3594584), (11218, 1797292), (22436, 898646), (39263, 513512), (44872, 449323), (64189, 314104), (78526, 256756), (128378, 157052)]