18365776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 43747200

約数和(自身を除く): 25381424

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 176, 184, 208, 253, 286, 299, 349, 368, 506, 572, 598, 698, 1012, 1144, 1196, 1396, 2024, 2288, 2392, 2792, 3289, 3839, 4048, 4537, 4784, 5584, 6578, 7678, 8027, 9074, 13156, 15356, 16054, 18148, 26312, 30712, 32108, 36296, 49907, 52624, 61424, 64216, 72592, 88297, 99814, 104351, 128432, 176594, 199628, 208702, 353188, 399256, 417404, 706376, 798512, 834808, 1147861, 1412752, 1669616, 2295722, 4591444, 9182888, 18365776]

約数ペア:

[(1, 18365776), (2, 9182888), (4, 4591444), (8, 2295722), (11, 1669616), (13, 1412752), (16, 1147861), (22, 834808), (23, 798512), (26, 706376), (44, 417404), (46, 399256), (52, 353188), (88, 208702), (92, 199628), (104, 176594), (143, 128432), (176, 104351), (184, 99814), (208, 88297), (253, 72592), (286, 64216), (299, 61424), (349, 52624), (368, 49907), (506, 36296), (572, 32108), (598, 30712), (698, 26312), (1012, 18148), (1144, 16054), (1196, 15356), (1396, 13156), (2024, 9074), (2288, 8027), (2392, 7678), (2792, 6578), (3289, 5584), (3839, 4784), (4048, 4537)]