20199012442

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1\times {\mathrm{67619}}^1$

素因数の和:68770

約数の個数: 32

約数和(自身を含む): 36482342400

約数和(自身を除く): 16283329958

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1123, 2246, 7861, 15722, 21337, 42674, 67619, 135238, 149359, 298718, 473333, 946666, 1284761, 2569522, 8993327, 17986654, 75936137, 151872274, 531552959, 1063105918, 1442786603, 2885573206, 10099506221, 20199012442]

約数ペア:

[(1, 20199012442), (2, 10099506221), (7, 2885573206), (14, 1442786603), (19, 1063105918), (38, 531552959), (133, 151872274), (266, 75936137), (1123, 17986654), (2246, 8993327), (7861, 2569522), (15722, 1284761), (21337, 946666), (42674, 473333), (67619, 298718), (135238, 149359)]