19380186

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 50793600

約数和(自身を除く): 31413414

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 49, 63, 73, 86, 98, 126, 129, 146, 147, 219, 258, 294, 301, 343, 387, 438, 441, 511, 602, 657, 686, 774, 882, 903, 1022, 1029, 1314, 1533, 1806, 2058, 2107, 2709, 3066, 3087, 3139, 3577, 4214, 4599, 5418, 6174, 6278, 6321, 7154, 9198, 9417, 10731, 12642, 14749, 18834, 18963, 21462, 21973, 25039, 28251, 29498, 32193, 37926, 43946, 44247, 50078, 56502, 64386, 65919, 75117, 88494, 131838, 132741, 150234, 153811, 197757, 225351, 265482, 307622, 395514, 450702, 461433, 922866, 1076677, 1384299, 2153354, 2768598, 3230031, 6460062, 9690093, 19380186]

約数ペア:

[(1, 19380186), (2, 9690093), (3, 6460062), (6, 3230031), (7, 2768598), (9, 2153354), (14, 1384299), (18, 1076677), (21, 922866), (42, 461433), (43, 450702), (49, 395514), (63, 307622), (73, 265482), (86, 225351), (98, 197757), (126, 153811), (129, 150234), (146, 132741), (147, 131838), (219, 88494), (258, 75117), (294, 65919), (301, 64386), (343, 56502), (387, 50078), (438, 44247), (441, 43946), (511, 37926), (602, 32193), (657, 29498), (686, 28251), (774, 25039), (882, 21973), (903, 21462), (1022, 18963), (1029, 18834), (1314, 14749), (1533, 12642), (1806, 10731), (2058, 9417), (2107, 9198), (2709, 7154), (3066, 6321), (3087, 6278), (3139, 6174), (3577, 5418), (4214, 4599)]