20199167989

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{46819}}^1$

素因数の和:47281

約数の個数: 32

約数和(自身を含む): 27184066560

約数和(自身を除く): 6984898571

約数列:

[1, 7, 11, 13, 77, 91, 143, 431, 1001, 3017, 4741, 5603, 33187, 39221, 46819, 61633, 327733, 431431, 515009, 608647, 3605063, 4260529, 6695117, 20178989, 46865819, 141252923, 221968879, 262326857, 1553782153, 1836287999, 2885595427, 20199167989]

約数ペア:

[(1, 20199167989), (7, 2885595427), (11, 1836287999), (13, 1553782153), (77, 262326857), (91, 221968879), (143, 141252923), (431, 46865819), (1001, 20178989), (3017, 6695117), (4741, 4260529), (5603, 3605063), (33187, 608647), (39221, 515009), (46819, 431431), (61633, 327733)]