1390384

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{1297}}^1$

素因数の和:1372

約数の個数: 20

約数和(自身を含む): 2736184

約数和(自身を除く): 1345800

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 1297, 2594, 5188, 10376, 20752, 86899, 173798, 347596, 695192, 1390384]

約数ペア:

[(1, 1390384), (2, 695192), (4, 347596), (8, 173798), (16, 86899), (67, 20752), (134, 10376), (268, 5188), (536, 2594), (1072, 1297)]