18106956

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 96

約数和(自身を含む): 54996480

約数和(自身を除く): 36889524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 43, 54, 63, 84, 86, 108, 126, 129, 172, 189, 252, 258, 301, 378, 387, 516, 557, 602, 756, 774, 903, 1114, 1161, 1204, 1548, 1671, 1806, 2228, 2322, 2709, 3342, 3612, 3899, 4644, 5013, 5418, 6684, 7798, 8127, 10026, 10836, 11697, 15039, 15596, 16254, 20052, 23394, 23951, 30078, 32508, 35091, 46788, 47902, 60156, 70182, 71853, 95804, 105273, 140364, 143706, 167657, 210546, 215559, 287412, 335314, 421092, 431118, 502971, 646677, 670628, 862236, 1005942, 1293354, 1508913, 2011884, 2586708, 3017826, 4526739, 6035652, 9053478, 18106956]

約数ペア:

[(1, 18106956), (2, 9053478), (3, 6035652), (4, 4526739), (6, 3017826), (7, 2586708), (9, 2011884), (12, 1508913), (14, 1293354), (18, 1005942), (21, 862236), (27, 670628), (28, 646677), (36, 502971), (42, 431118), (43, 421092), (54, 335314), (63, 287412), (84, 215559), (86, 210546), (108, 167657), (126, 143706), (129, 140364), (172, 105273), (189, 95804), (252, 71853), (258, 70182), (301, 60156), (378, 47902), (387, 46788), (516, 35091), (557, 32508), (602, 30078), (756, 23951), (774, 23394), (903, 20052), (1114, 16254), (1161, 15596), (1204, 15039), (1548, 11697), (1671, 10836), (1806, 10026), (2228, 8127), (2322, 7798), (2709, 6684), (3342, 5418), (3612, 5013), (3899, 4644)]