19558192

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{1907}}^1$

素因数の和:2556

約数の個数: 20

約数和(自身を含む): 37973016

約数和(自身を除く): 18414824

約数列:

[1, 2, 4, 8, 16, 641, 1282, 1907, 2564, 3814, 5128, 7628, 10256, 15256, 30512, 1222387, 2444774, 4889548, 9779096, 19558192]

約数ペア:

[(1, 19558192), (2, 9779096), (4, 4889548), (8, 2444774), (16, 1222387), (641, 30512), (1282, 15256), (1907, 10256), (2564, 7628), (3814, 5128)]