18658696

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4973}}^1$

素因数の和:5053

約数の個数: 32

約数和(自身を含む): 40587840

約数和(自身を除く): 21929144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 4973, 9946, 19892, 34811, 39784, 69622, 139244, 278488, 333191, 666382, 1332764, 2332337, 2665528, 4664674, 9329348, 18658696]

約数ペア:

[(1, 18658696), (2, 9329348), (4, 4664674), (7, 2665528), (8, 2332337), (14, 1332764), (28, 666382), (56, 333191), (67, 278488), (134, 139244), (268, 69622), (469, 39784), (536, 34811), (938, 19892), (1876, 9946), (3752, 4973)]