19946665585

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{299477}}^1$

素因数の和:299673

約数の個数: 32

約数和(自身を含む): 30014883072

約数和(自身を除く): 10068217487

約数列:

[1, 5, 7, 11, 35, 55, 77, 173, 385, 865, 1211, 1903, 6055, 9515, 13321, 66605, 299477, 1497385, 2096339, 3294247, 10481695, 16471235, 23059729, 51809521, 115298645, 259047605, 362666647, 569904731, 1813333235, 2849523655, 3989333117, 19946665585]

約数ペア:

[(1, 19946665585), (5, 3989333117), (7, 2849523655), (11, 1813333235), (35, 569904731), (55, 362666647), (77, 259047605), (173, 115298645), (385, 51809521), (865, 23059729), (1211, 16471235), (1903, 10481695), (6055, 3294247), (9515, 2096339), (13321, 1497385), (66605, 299477)]