1640246402

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{4787}}^1$

素因数の和:5006

約数の個数: 32

約数和(自身を含む): 2647572480

約数和(自身を除く): 1007326078

約数列:

[1, 2, 19, 38, 71, 127, 142, 254, 1349, 2413, 2698, 4787, 4826, 9017, 9574, 18034, 90953, 171323, 181906, 339877, 342646, 607949, 679754, 1215898, 6457663, 11551031, 12915326, 23102062, 43164379, 86328758, 820123201, 1640246402]

約数ペア:

[(1, 1640246402), (2, 820123201), (19, 86328758), (38, 43164379), (71, 23102062), (127, 12915326), (142, 11551031), (254, 6457663), (1349, 1215898), (2413, 679754), (2698, 607949), (4787, 342646), (4826, 339877), (9017, 181906), (9574, 171323), (18034, 90953)]