20180995597

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{5197}}^1$

素因数の和:5370

約数の個数: 48

約数和(自身を含む): 25551704640

約数和(自身を除く): 5370709043

約数列:

[1, 7, 19, 43, 49, 97, 133, 301, 679, 817, 931, 1843, 2107, 4171, 4753, 5197, 5719, 12901, 29197, 36379, 40033, 79249, 90307, 98743, 204379, 223471, 254653, 504109, 554743, 691201, 1564297, 3528763, 3883201, 4245949, 4838407, 9578071, 10950079, 21676687, 24701341, 29721643, 67046497, 151736809, 208051501, 411857053, 469325479, 1062157663, 2882999371, 20180995597]

約数ペア:

[(1, 20180995597), (7, 2882999371), (19, 1062157663), (43, 469325479), (49, 411857053), (97, 208051501), (133, 151736809), (301, 67046497), (679, 29721643), (817, 24701341), (931, 21676687), (1843, 10950079), (2107, 9578071), (4171, 4838407), (4753, 4245949), (5197, 3883201), (5719, 3528763), (12901, 1564297), (29197, 691201), (36379, 554743), (40033, 504109), (79249, 254653), (90307, 223471), (98743, 204379)]