20925078336

素因数分解:

$2^6\times 3^2\times {\mathrm{223}}^1\times {\mathrm{162907}}^1$

素因数の和:163148

約数の個数: 84

約数和(自身を含む): 60247288192

約数和(自身を除く): 39322209856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 223, 288, 446, 576, 669, 892, 1338, 1784, 2007, 2676, 3568, 4014, 5352, 7136, 8028, 10704, 14272, 16056, 21408, 32112, 42816, 64224, 128448, 162907, 325814, 488721, 651628, 977442, 1303256, 1466163, 1954884, 2606512, 2932326, 3909768, 5213024, 5864652, 7819536, 10426048, 11729304, 15639072, 23458608, 31278144, 36328261, 46917216, 72656522, 93834432, 108984783, 145313044, 217969566, 290626088, 326954349, 435939132, 581252176, 653908698, 871878264, 1162504352, 1307817396, 1743756528, 2325008704, 2615634792, 3487513056, 5231269584, 6975026112, 10462539168, 20925078336]

約数ペア:

[(1, 20925078336), (2, 10462539168), (3, 6975026112), (4, 5231269584), (6, 3487513056), (8, 2615634792), (9, 2325008704), (12, 1743756528), (16, 1307817396), (18, 1162504352), (24, 871878264), (32, 653908698), (36, 581252176), (48, 435939132), (64, 326954349), (72, 290626088), (96, 217969566), (144, 145313044), (192, 108984783), (223, 93834432), (288, 72656522), (446, 46917216), (576, 36328261), (669, 31278144), (892, 23458608), (1338, 15639072), (1784, 11729304), (2007, 10426048), (2676, 7819536), (3568, 5864652), (4014, 5213024), (5352, 3909768), (7136, 2932326), (8028, 2606512), (10704, 1954884), (14272, 1466163), (16056, 1303256), (21408, 977442), (32112, 651628), (42816, 488721), (64224, 325814), (128448, 162907)]