20202016131

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{1277}}^1$

素因数の和:1577

約数の個数: 72

約数和(自身を含む): 32702997600

約数和(自身を除く): 12500981469

約数列:

[1, 3, 9, 11, 33, 73, 99, 121, 199, 219, 363, 597, 657, 803, 1089, 1277, 1791, 2189, 2409, 3831, 6567, 7227, 8833, 11493, 14047, 14527, 19701, 24079, 26499, 42141, 43581, 72237, 79497, 93221, 126423, 130743, 154517, 159797, 216711, 254123, 279663, 463551, 479391, 762369, 838989, 1025431, 1390653, 1438173, 1757767, 2287107, 2795353, 3076293, 5273301, 8386059, 9228879, 11279741, 15819903, 18550979, 25158177, 30748883, 33839223, 55652937, 92246649, 101517669, 166958811, 204060769, 276739947, 612182307, 1836546921, 2244668459, 6734005377, 20202016131]

約数ペア:

[(1, 20202016131), (3, 6734005377), (9, 2244668459), (11, 1836546921), (33, 612182307), (73, 276739947), (99, 204060769), (121, 166958811), (199, 101517669), (219, 92246649), (363, 55652937), (597, 33839223), (657, 30748883), (803, 25158177), (1089, 18550979), (1277, 15819903), (1791, 11279741), (2189, 9228879), (2409, 8386059), (3831, 5273301), (6567, 3076293), (7227, 2795353), (8833, 2287107), (11493, 1757767), (14047, 1438173), (14527, 1390653), (19701, 1025431), (24079, 838989), (26499, 762369), (42141, 479391), (43581, 463551), (72237, 279663), (79497, 254123), (93221, 216711), (126423, 159797), (130743, 154517)]