20111544965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{787}}^1\times {\mathrm{953}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 25114530816

約数和(自身を除く): 5002985851

約数列:

[1, 5, 31, 155, 173, 787, 865, 953, 3935, 4765, 5363, 24397, 26815, 29543, 121985, 136151, 147715, 164869, 680755, 750011, 824345, 3750055, 4220681, 5110939, 21103405, 23250341, 25554695, 116251705, 129751903, 648759515, 4022308993, 20111544965]

約数ペア:

[(1, 20111544965), (5, 4022308993), (31, 648759515), (155, 129751903), (173, 116251705), (787, 25554695), (865, 23250341), (953, 21103405), (3935, 5110939), (4765, 4220681), (5363, 3750055), (24397, 824345), (26815, 750011), (29543, 680755), (121985, 164869), (136151, 147715)]