18771256

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5003}}^1$

素因数の和:5083

約数の個数: 32

約数和(自身を含む): 40832640

約数和(自身を除く): 22061384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5003, 10006, 20012, 35021, 40024, 70042, 140084, 280168, 335201, 670402, 1340804, 2346407, 2681608, 4692814, 9385628, 18771256]

約数ペア:

[(1, 18771256), (2, 9385628), (4, 4692814), (7, 2681608), (8, 2346407), (14, 1340804), (28, 670402), (56, 335201), (67, 280168), (134, 140084), (268, 70042), (469, 40024), (536, 35021), (938, 20012), (1876, 10006), (3752, 5003)]