1921915678718

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{4157}}^1\times {\mathrm{114269}}^1$

素因数の和:118469

約数の個数: 48

約数和(自身を含む): 3500792174880

約数和(自身を除く): 1578876496162

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 4157, 8314, 29099, 58198, 70669, 114269, 141338, 228538, 494683, 799883, 989366, 1201373, 1599766, 1942573, 2402746, 3885146, 8409611, 13598011, 16819222, 27196022, 33023741, 66047482, 231166187, 462332374, 475016233, 950032466, 3325113631, 6650227262, 8075275961, 16150551922, 56526931727, 113053863454, 137279691337, 274559382674, 960957839359, 1921915678718]

約数ペア:

[(1, 1921915678718), (2, 960957839359), (7, 274559382674), (14, 137279691337), (17, 113053863454), (34, 56526931727), (119, 16150551922), (238, 8075275961), (289, 6650227262), (578, 3325113631), (2023, 950032466), (4046, 475016233), (4157, 462332374), (8314, 231166187), (29099, 66047482), (58198, 33023741), (70669, 27196022), (114269, 16819222), (141338, 13598011), (228538, 8409611), (494683, 3885146), (799883, 2402746), (989366, 1942573), (1201373, 1599766)]