19670972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{653}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 36587376

約数和(自身を除く): 16916404

約数列:

[1, 2, 4, 17, 34, 68, 443, 653, 886, 1306, 1772, 2612, 7531, 11101, 15062, 22202, 30124, 44404, 289279, 578558, 1157116, 4917743, 9835486, 19670972]

約数ペア:

[(1, 19670972), (2, 9835486), (4, 4917743), (17, 1157116), (34, 578558), (68, 289279), (443, 44404), (653, 30124), (886, 22202), (1306, 15062), (1772, 11101), (2612, 7531)]