20201109719

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{11681}}^1\times {\mathrm{13003}}^1$

素因数の和:24710

約数の個数: 16

約数和(自身を含む): 24306036480

約数和(自身を除く): 4104926761

約数列:

[1, 7, 19, 133, 11681, 13003, 81767, 91021, 221939, 247057, 1553573, 1729399, 151888043, 1063216301, 2885872817, 20201109719]

約数ペア:

[(1, 20201109719), (7, 2885872817), (19, 1063216301), (133, 151888043), (11681, 1729399), (13003, 1553573), (81767, 247057), (91021, 221939)]