12440896

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:831

約数の個数: 56

約数和(自身を含む): 28021280

約数和(自身を除く): 15580384

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 787, 832, 988, 1216, 1574, 1976, 3148, 3952, 6296, 7904, 10231, 12592, 14953, 15808, 20462, 25184, 29906, 40924, 50368, 59812, 81848, 119624, 163696, 194389, 239248, 327392, 388778, 478496, 654784, 777556, 956992, 1555112, 3110224, 6220448, 12440896]

約数ペア:

[(1, 12440896), (2, 6220448), (4, 3110224), (8, 1555112), (13, 956992), (16, 777556), (19, 654784), (26, 478496), (32, 388778), (38, 327392), (52, 239248), (64, 194389), (76, 163696), (104, 119624), (152, 81848), (208, 59812), (247, 50368), (304, 40924), (416, 29906), (494, 25184), (608, 20462), (787, 15808), (832, 14953), (988, 12592), (1216, 10231), (1574, 7904), (1976, 6296), (3148, 3952)]