20149386

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 46293120

約数和(自身を除く): 26143734

約数列:

[1, 2, 3, 6, 17, 19, 34, 37, 38, 51, 57, 74, 102, 111, 114, 222, 281, 323, 562, 629, 646, 703, 843, 969, 1258, 1406, 1686, 1887, 1938, 2109, 3774, 4218, 4777, 5339, 9554, 10397, 10678, 11951, 14331, 16017, 20794, 23902, 28662, 31191, 32034, 35853, 62382, 71706, 90763, 176749, 181526, 197543, 272289, 353498, 395086, 530247, 544578, 592629, 1060494, 1185258, 3358231, 6716462, 10074693, 20149386]

約数ペア:

[(1, 20149386), (2, 10074693), (3, 6716462), (6, 3358231), (17, 1185258), (19, 1060494), (34, 592629), (37, 544578), (38, 530247), (51, 395086), (57, 353498), (74, 272289), (102, 197543), (111, 181526), (114, 176749), (222, 90763), (281, 71706), (323, 62382), (562, 35853), (629, 32034), (646, 31191), (703, 28662), (843, 23902), (969, 20794), (1258, 16017), (1406, 14331), (1686, 11951), (1887, 10678), (1938, 10397), (2109, 9554), (3774, 5339), (4218, 4777)]