19930218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 50181120

約数和(自身を除く): 30250902

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 179, 231, 241, 358, 462, 482, 537, 723, 1074, 1253, 1446, 1687, 1969, 2506, 2651, 3374, 3759, 3938, 5061, 5302, 5907, 7518, 7953, 10122, 11814, 13783, 15906, 18557, 27566, 37114, 41349, 43139, 55671, 82698, 86278, 111342, 129417, 258834, 301973, 474529, 603946, 905919, 949058, 1423587, 1811838, 2847174, 3321703, 6643406, 9965109, 19930218]

約数ペア:

[(1, 19930218), (2, 9965109), (3, 6643406), (6, 3321703), (7, 2847174), (11, 1811838), (14, 1423587), (21, 949058), (22, 905919), (33, 603946), (42, 474529), (66, 301973), (77, 258834), (154, 129417), (179, 111342), (231, 86278), (241, 82698), (358, 55671), (462, 43139), (482, 41349), (537, 37114), (723, 27566), (1074, 18557), (1253, 15906), (1446, 13783), (1687, 11814), (1969, 10122), (2506, 7953), (2651, 7518), (3374, 5907), (3759, 5302), (3938, 5061)]