19541284

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 41287680

約数和(自身を除く): 21746396

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 62, 94, 124, 188, 217, 329, 434, 479, 658, 868, 958, 1316, 1457, 1916, 2914, 3353, 5828, 6706, 10199, 13412, 14849, 20398, 22513, 29698, 40796, 45026, 59396, 90052, 103943, 157591, 207886, 315182, 415772, 630364, 697903, 1395806, 2791612, 4885321, 9770642, 19541284]

約数ペア:

[(1, 19541284), (2, 9770642), (4, 4885321), (7, 2791612), (14, 1395806), (28, 697903), (31, 630364), (47, 415772), (62, 315182), (94, 207886), (124, 157591), (188, 103943), (217, 90052), (329, 59396), (434, 45026), (479, 40796), (658, 29698), (868, 22513), (958, 20398), (1316, 14849), (1457, 13412), (1916, 10199), (2914, 6706), (3353, 5828)]