2005454978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{8123}}^1$

素因数の和:8306

約数の個数: 32

約数和(自身を含む): 3246350400

約数和(自身を除く): 1240895422

約数列:

[1, 2, 19, 38, 73, 89, 146, 178, 1387, 1691, 2774, 3382, 6497, 8123, 12994, 16246, 123443, 154337, 246886, 308674, 592979, 722947, 1185958, 1445894, 11266601, 13735993, 22533202, 27471986, 52775131, 105550262, 1002727489, 2005454978]

約数ペア:

[(1, 2005454978), (2, 1002727489), (19, 105550262), (38, 52775131), (73, 27471986), (89, 22533202), (146, 13735993), (178, 11266601), (1387, 1445894), (1691, 1185958), (2774, 722947), (3382, 592979), (6497, 308674), (8123, 246886), (12994, 154337), (16246, 123443)]