20512606744

素因数分解:

$2^3\times 7^1\times {\mathrm{5147}}^1\times {\mathrm{71167}}^1$

素因数の和:76327

約数の個数: 32

約数和(自身を含む): 43964743680

約数和(自身を除く): 23452136936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 5147, 10294, 20588, 36029, 41176, 71167, 72058, 142334, 144116, 284668, 288232, 498169, 569336, 996338, 1992676, 3985352, 366296549, 732593098, 1465186196, 2564075843, 2930372392, 5128151686, 10256303372, 20512606744]

約数ペア:

[(1, 20512606744), (2, 10256303372), (4, 5128151686), (7, 2930372392), (8, 2564075843), (14, 1465186196), (28, 732593098), (56, 366296549), (5147, 3985352), (10294, 1992676), (20588, 996338), (36029, 569336), (41176, 498169), (71167, 288232), (72058, 284668), (142334, 144116)]