18145456

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8527}}^1$

素因数の和:8561

約数の個数: 40

約数和(自身を含む): 42298880

約数和(自身を除く): 24153424

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 8527, 17054, 34108, 59689, 68216, 119378, 136432, 162013, 238756, 324026, 477512, 648052, 955024, 1134091, 1296104, 2268182, 2592208, 4536364, 9072728, 18145456]

約数ペア:

[(1, 18145456), (2, 9072728), (4, 4536364), (7, 2592208), (8, 2268182), (14, 1296104), (16, 1134091), (19, 955024), (28, 648052), (38, 477512), (56, 324026), (76, 238756), (112, 162013), (133, 136432), (152, 119378), (266, 68216), (304, 59689), (532, 34108), (1064, 17054), (2128, 8527)]