12884768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 15056992

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 659, 752, 1222, 1318, 1504, 2444, 2636, 4888, 5272, 8567, 9776, 10544, 17134, 19552, 21088, 30973, 34268, 61946, 68536, 123892, 137072, 247784, 274144, 402649, 495568, 805298, 991136, 1610596, 3221192, 6442384, 12884768]

約数ペア:

[(1, 12884768), (2, 6442384), (4, 3221192), (8, 1610596), (13, 991136), (16, 805298), (26, 495568), (32, 402649), (47, 274144), (52, 247784), (94, 137072), (104, 123892), (188, 68536), (208, 61946), (376, 34268), (416, 30973), (611, 21088), (659, 19552), (752, 17134), (1222, 10544), (1318, 9776), (1504, 8567), (2444, 5272), (2636, 4888)]