18026008

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2251}}^1$

素因数の和:2288

約数の個数: 64

約数和(自身を含む): 45400320

約数和(自身を除く): 27374312

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 2251, 4004, 4502, 8008, 9004, 15757, 18008, 24761, 29263, 31514, 49522, 58526, 63028, 99044, 117052, 126056, 173327, 198088, 204841, 234104, 321893, 346654, 409682, 643786, 693308, 819364, 1287572, 1386616, 1638728, 2253251, 2575144, 4506502, 9013004, 18026008]

約数ペア:

[(1, 18026008), (2, 9013004), (4, 4506502), (7, 2575144), (8, 2253251), (11, 1638728), (13, 1386616), (14, 1287572), (22, 819364), (26, 693308), (28, 643786), (44, 409682), (52, 346654), (56, 321893), (77, 234104), (88, 204841), (91, 198088), (104, 173327), (143, 126056), (154, 117052), (182, 99044), (286, 63028), (308, 58526), (364, 49522), (572, 31514), (616, 29263), (728, 24761), (1001, 18008), (1144, 15757), (2002, 9004), (2251, 8008), (4004, 4502)]