19921744

素因数分解:

$2^4\times {\mathrm{683}}^1\times {\mathrm{1823}}^1$

素因数の和:2514

約数の個数: 20

約数和(自身を含む): 38676096

約数和(自身を除く): 18754352

約数列:

[1, 2, 4, 8, 16, 683, 1366, 1823, 2732, 3646, 5464, 7292, 10928, 14584, 29168, 1245109, 2490218, 4980436, 9960872, 19921744]

約数ペア:

[(1, 19921744), (2, 9960872), (4, 4980436), (8, 2490218), (16, 1245109), (683, 29168), (1366, 14584), (1823, 10928), (2732, 7292), (3646, 5464)]