17986824

素因数分解:

$2^3\times 3^2\times {\mathrm{131}}^1\times {\mathrm{1907}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 49111920

約数和(自身を除く): 31125096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 131, 262, 393, 524, 786, 1048, 1179, 1572, 1907, 2358, 3144, 3814, 4716, 5721, 7628, 9432, 11442, 15256, 17163, 22884, 34326, 45768, 68652, 137304, 249817, 499634, 749451, 999268, 1498902, 1998536, 2248353, 2997804, 4496706, 5995608, 8993412, 17986824]

約数ペア:

[(1, 17986824), (2, 8993412), (3, 5995608), (4, 4496706), (6, 2997804), (8, 2248353), (9, 1998536), (12, 1498902), (18, 999268), (24, 749451), (36, 499634), (72, 249817), (131, 137304), (262, 68652), (393, 45768), (524, 34326), (786, 22884), (1048, 17163), (1179, 15256), (1572, 11442), (1907, 9432), (2358, 7628), (3144, 5721), (3814, 4716)]