19768496

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{10211}}^1$

素因数の和:10241

約数の個数: 30

約数和(自身を含む): 42104076

約数和(自身を除く): 22335580

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 10211, 20422, 40844, 81688, 112321, 163376, 224642, 449284, 898568, 1235531, 1797136, 2471062, 4942124, 9884248, 19768496]

約数ペア:

[(1, 19768496), (2, 9884248), (4, 4942124), (8, 2471062), (11, 1797136), (16, 1235531), (22, 898568), (44, 449284), (88, 224642), (121, 163376), (176, 112321), (242, 81688), (484, 40844), (968, 20422), (1936, 10211)]