18780220032

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{6986689}}^1$

素因数の和:6986713

約数の個数: 64

約数和(自身を含む): 57011390400

約数和(自身を除く): 38231170368

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, 336, 384, 448, 672, 896, 1344, 2688, 6986689, 13973378, 20960067, 27946756, 41920134, 48906823, 55893512, 83840268, 97813646, 111787024, 146720469, 167680536, 195627292, 223574048, 293440938, 335361072, 391254584, 447148096, 586881876, 670722144, 782509168, 894296192, 1173763752, 1341444288, 1565018336, 2347527504, 2682888576, 3130036672, 4695055008, 6260073344, 9390110016, 18780220032]

約数ペア:

[(1, 18780220032), (2, 9390110016), (3, 6260073344), (4, 4695055008), (6, 3130036672), (7, 2682888576), (8, 2347527504), (12, 1565018336), (14, 1341444288), (16, 1173763752), (21, 894296192), (24, 782509168), (28, 670722144), (32, 586881876), (42, 447148096), (48, 391254584), (56, 335361072), (64, 293440938), (84, 223574048), (96, 195627292), (112, 167680536), (128, 146720469), (168, 111787024), (192, 97813646), (224, 83840268), (336, 55893512), (384, 48906823), (448, 41920134), (672, 27946756), (896, 20960067), (1344, 13973378), (2688, 6986689)]