19914470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{373}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 37968480

約数和(自身を除く): 18054010

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 281, 373, 562, 746, 1405, 1865, 2810, 3730, 5339, 7087, 10678, 14174, 26695, 35435, 53390, 70870, 104813, 209626, 524065, 1048130, 1991447, 3982894, 9957235, 19914470]

約数ペア:

[(1, 19914470), (2, 9957235), (5, 3982894), (10, 1991447), (19, 1048130), (38, 524065), (95, 209626), (190, 104813), (281, 70870), (373, 53390), (562, 35435), (746, 26695), (1405, 14174), (1865, 10678), (2810, 7087), (3730, 5339)]