12878896

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 26426880

約数和(自身を除く): 13547984

約数列:

[1, 2, 4, 8, 16, 23, 46, 79, 92, 158, 184, 316, 368, 443, 632, 886, 1264, 1772, 1817, 3544, 3634, 7088, 7268, 10189, 14536, 20378, 29072, 34997, 40756, 69994, 81512, 139988, 163024, 279976, 559952, 804931, 1609862, 3219724, 6439448, 12878896]

約数ペア:

[(1, 12878896), (2, 6439448), (4, 3219724), (8, 1609862), (16, 804931), (23, 559952), (46, 279976), (79, 163024), (92, 139988), (158, 81512), (184, 69994), (316, 40756), (368, 34997), (443, 29072), (632, 20378), (886, 14536), (1264, 10189), (1772, 7268), (1817, 7088), (3544, 3634)]