20589264

素因数分解:

$2^4\times 3^2\times {\mathrm{142981}}^1$

素因数の和:142995

約数の個数: 30

約数和(自身を含む): 57621746

約数和(自身を除く): 37032482

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142981, 285962, 428943, 571924, 857886, 1143848, 1286829, 1715772, 2287696, 2573658, 3431544, 5147316, 6863088, 10294632, 20589264]

約数ペア:

[(1, 20589264), (2, 10294632), (3, 6863088), (4, 5147316), (6, 3431544), (8, 2573658), (9, 2287696), (12, 1715772), (16, 1286829), (18, 1143848), (24, 857886), (36, 571924), (48, 428943), (72, 285962), (144, 142981)]