20199451190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7177}}^1\times {\mathrm{14813}}^1$

素因数の和:22016

約数の個数: 32

約数和(自身を含む): 38280561120

約数和(自身を除く): 18081109930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 7177, 14354, 14813, 29626, 35885, 71770, 74065, 136363, 148130, 272726, 281447, 562894, 681815, 1363630, 1407235, 2814470, 106312901, 212625802, 531564505, 1063129010, 2019945119, 4039890238, 10099725595, 20199451190]

約数ペア:

[(1, 20199451190), (2, 10099725595), (5, 4039890238), (10, 2019945119), (19, 1063129010), (38, 531564505), (95, 212625802), (190, 106312901), (7177, 2814470), (14354, 1407235), (14813, 1363630), (29626, 681815), (35885, 562894), (71770, 281447), (74065, 272726), (136363, 148130)]