18729896

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{827}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 37260000

約数和(自身を除く): 18530104

約数列:

[1, 2, 4, 8, 19, 38, 76, 149, 152, 298, 596, 827, 1192, 1654, 2831, 3308, 5662, 6616, 11324, 15713, 22648, 31426, 62852, 123223, 125704, 246446, 492892, 985784, 2341237, 4682474, 9364948, 18729896]

約数ペア:

[(1, 18729896), (2, 9364948), (4, 4682474), (8, 2341237), (19, 985784), (38, 492892), (76, 246446), (149, 125704), (152, 123223), (298, 62852), (596, 31426), (827, 22648), (1192, 15713), (1654, 11324), (2831, 6616), (3308, 5662)]