20668639488

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{3844613}}^1$

素因数の和:3844639

約数の個数: 72

約数和(自身を含む): 62867128128

約数和(自身を除く): 42198488640

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 3844613, 7689226, 11533839, 15378452, 23067678, 26912291, 30756904, 46135356, 53824582, 61513808, 80736873, 92270712, 107649164, 123027616, 161473746, 184541424, 215298328, 246055232, 322947492, 369082848, 430596656, 492110464, 645894984, 738165696, 861193312, 984220928, 1291789968, 1476331392, 1722386624, 2583579936, 2952662784, 3444773248, 5167159872, 6889546496, 10334319744, 20668639488]

約数ペア:

[(1, 20668639488), (2, 10334319744), (3, 6889546496), (4, 5167159872), (6, 3444773248), (7, 2952662784), (8, 2583579936), (12, 1722386624), (14, 1476331392), (16, 1291789968), (21, 984220928), (24, 861193312), (28, 738165696), (32, 645894984), (42, 492110464), (48, 430596656), (56, 369082848), (64, 322947492), (84, 246055232), (96, 215298328), (112, 184541424), (128, 161473746), (168, 123027616), (192, 107649164), (224, 92270712), (256, 80736873), (336, 61513808), (384, 53824582), (448, 46135356), (672, 30756904), (768, 26912291), (896, 23067678), (1344, 15378452), (1792, 11533839), (2688, 7689226), (5376, 3844613)]