18391352

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 41817600

約数和(自身を除く): 23426248

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 109, 131, 161, 184, 218, 262, 322, 436, 524, 644, 763, 872, 917, 1048, 1288, 1526, 1834, 2507, 3013, 3052, 3668, 5014, 6026, 6104, 7336, 10028, 12052, 14279, 17549, 20056, 21091, 24104, 28558, 35098, 42182, 57116, 70196, 84364, 99953, 114232, 140392, 168728, 199906, 328417, 399812, 656834, 799624, 1313668, 2298919, 2627336, 4597838, 9195676, 18391352]

約数ペア:

[(1, 18391352), (2, 9195676), (4, 4597838), (7, 2627336), (8, 2298919), (14, 1313668), (23, 799624), (28, 656834), (46, 399812), (56, 328417), (92, 199906), (109, 168728), (131, 140392), (161, 114232), (184, 99953), (218, 84364), (262, 70196), (322, 57116), (436, 42182), (524, 35098), (644, 28558), (763, 24104), (872, 21091), (917, 20056), (1048, 17549), (1288, 14279), (1526, 12052), (1834, 10028), (2507, 7336), (3013, 6104), (3052, 6026), (3668, 5014)]