12895376

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 60

約数和(自身を含む): 28591920

約数和(自身を除く): 15696544

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 251, 304, 338, 494, 502, 676, 988, 1004, 1352, 1976, 2008, 2704, 3211, 3263, 3952, 4016, 4769, 6422, 6526, 9538, 12844, 13052, 19076, 25688, 26104, 38152, 42419, 51376, 52208, 61997, 76304, 84838, 123994, 169676, 247988, 339352, 495976, 678704, 805961, 991952, 1611922, 3223844, 6447688, 12895376]

約数ペア:

[(1, 12895376), (2, 6447688), (4, 3223844), (8, 1611922), (13, 991952), (16, 805961), (19, 678704), (26, 495976), (38, 339352), (52, 247988), (76, 169676), (104, 123994), (152, 84838), (169, 76304), (208, 61997), (247, 52208), (251, 51376), (304, 42419), (338, 38152), (494, 26104), (502, 25688), (676, 19076), (988, 13052), (1004, 12844), (1352, 9538), (1976, 6526), (2008, 6422), (2704, 4769), (3211, 4016), (3263, 3952)]