20126381572

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{421}}^1\times {\mathrm{98773}}^1$

素因数の和:99220

約数の個数: 36

約数和(自身を含む): 38806526668

約数和(自身を除く): 18680145096

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 421, 484, 842, 1684, 4631, 9262, 18524, 50941, 98773, 101882, 197546, 203764, 395092, 1086503, 2173006, 4346012, 11951533, 23903066, 41583433, 47806132, 83166866, 166333732, 457417763, 914835526, 1829671052, 5031595393, 10063190786, 20126381572]

約数ペア:

[(1, 20126381572), (2, 10063190786), (4, 5031595393), (11, 1829671052), (22, 914835526), (44, 457417763), (121, 166333732), (242, 83166866), (421, 47806132), (484, 41583433), (842, 23903066), (1684, 11951533), (4631, 4346012), (9262, 2173006), (18524, 1086503), (50941, 395092), (98773, 203764), (101882, 197546)]