18121472

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1084

約数の個数: 36

約数和(自身を含む): 36718416

約数和(自身を除く): 18596944

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 997, 1136, 1994, 2272, 3988, 4544, 7976, 9088, 15952, 18176, 31904, 63808, 70787, 127616, 141574, 255232, 283148, 566296, 1132592, 2265184, 4530368, 9060736, 18121472]

約数ペア:

[(1, 18121472), (2, 9060736), (4, 4530368), (8, 2265184), (16, 1132592), (32, 566296), (64, 283148), (71, 255232), (128, 141574), (142, 127616), (256, 70787), (284, 63808), (568, 31904), (997, 18176), (1136, 15952), (1994, 9088), (2272, 7976), (3988, 4544)]