20512134

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1621}}^1$

素因数の和:1685

約数の個数: 48

約数和(自身を含む): 48076080

約数和(自身を除く): 27563946

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 1621, 2109, 3242, 4218, 4863, 6327, 9726, 12654, 14589, 29178, 30799, 59977, 61598, 92397, 119954, 179931, 184794, 277191, 359862, 539793, 554382, 1079586, 1139563, 2279126, 3418689, 6837378, 10256067, 20512134]

約数ペア:

[(1, 20512134), (2, 10256067), (3, 6837378), (6, 3418689), (9, 2279126), (18, 1139563), (19, 1079586), (37, 554382), (38, 539793), (57, 359862), (74, 277191), (111, 184794), (114, 179931), (171, 119954), (222, 92397), (333, 61598), (342, 59977), (666, 30799), (703, 29178), (1406, 14589), (1621, 12654), (2109, 9726), (3242, 6327), (4218, 4863)]