19409431

素因数分解:

${\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 21107200

約数和(自身を除く): 1697769

約数列:

[1, 19, 67, 79, 193, 1273, 1501, 3667, 5293, 12931, 15247, 100567, 245689, 289693, 1021549, 19409431]

約数ペア:

[(1, 19409431), (19, 1021549), (67, 289693), (79, 245689), (193, 100567), (1273, 15247), (1501, 12931), (3667, 5293)]