20158077643

素因数分解:

${\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 23094554112

約数和(自身を除く): 2936476469

約数列:

[1, 11, 47, 107, 121, 157, 211, 517, 1177, 1727, 2321, 5029, 5687, 7379, 9917, 12947, 16799, 18997, 22577, 25531, 33127, 55319, 81169, 109087, 184789, 248347, 364397, 608509, 789553, 892859, 1061119, 1199957, 1556969, 2032679, 2731817, 3544589, 4008367, 8685083, 11672309, 17126659, 38990479, 95535913, 128395399, 166595683, 188393249, 428895269, 1832552513, 20158077643]

約数ペア:

[(1, 20158077643), (11, 1832552513), (47, 428895269), (107, 188393249), (121, 166595683), (157, 128395399), (211, 95535913), (517, 38990479), (1177, 17126659), (1727, 11672309), (2321, 8685083), (5029, 4008367), (5687, 3544589), (7379, 2731817), (9917, 2032679), (12947, 1556969), (16799, 1199957), (18997, 1061119), (22577, 892859), (25531, 789553), (33127, 608509), (55319, 364397), (81169, 248347), (109087, 184789)]